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Acmlm's Board - I3 Archive - Programming - [Final] PHP Variable Compare Chart!

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Reply:	[quote=DtTvB the Yoshi]<b>Really sorry for the last topic, please remove that. :(</b> I think it would be useful: Source from: <a href="http://www.deformedweb.co.uk/php_variable_tests.php">http://www.deformedweb.co.uk/php_variable_tests.php</a> <table class='table' cellspacing='0' cellpadding='3'><tr><td class='tbl tdbgc font' align='right' style='color: #FFFFFF'>$v=</td><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>NULL</td><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>0</td><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>FALSE</td><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>''</td><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>TRUE</td><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>1</td><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>1.3</td><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>-1</td><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>'-1'</td><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>-1.7</td><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>'1'</td><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>'1.3'</td><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>'1.7'</td><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>' '</td><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>'string'</td><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>'123str'</td><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>'str123'</td><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>array()</td><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>array(1)</td><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>unset($v)</td></tr><tr><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>isset($v)</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td></tr><tr><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>if ($v) {</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td></tr><tr><td colspan='21' class='tbl font tdbg2' style='color: white'> </td></tr><tr><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>empty($v)</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td></tr><tr><td colspan='21' class='tbl font tdbg2' style='color: white'> </td></tr><tr><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>is_scalar($v)</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td></tr><tr><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>is_bool($v)</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td></tr><tr><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>is_string($v)</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td></tr><tr><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>is_int($v)</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td></tr><tr><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>is_numeric($v)</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td></tr><tr><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>is_float($v)</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td></tr><tr><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>is_null($v)</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td></tr><tr><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>is_array($v)</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td></tr><tr><td colspan='21' class='tbl font tdbg2' style='color: white'> </td></tr><tr><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>ctype_digit($v)</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td></tr><tr><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>ctype_alnum($v)</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td></tr><tr><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>ctype_lower($v)</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td></tr><tr><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>ctype_print($v)</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td></tr><tr><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>ctype_space($v)</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td></tr><tr><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>ctype_cntrl($v)</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td></tr><tr><td class='tbl tdbgh font center' style='color: white; font-weight: bold'>ctype_graph($v)</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #99FF99' align='center'>true</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td><td class='tbl font tdbg1' style='color: #FF9999' align='center'>false</td></tr></table>[/quote]
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DtTvB the Yoshi Posts: 12/60	Really sorry for the last topic, please remove that. I think it would be useful: Source from: http://www.deformedweb.co.uk/php_variable_tests.php $v= NULL 0 FALSE '' TRUE 1 1.3 -1 '-1' -1.7 '1' '1.3' '1.7' ' ' 'string' '123str' 'str123' array() array(1) unset($v) isset($v) false true true true true true true true true true true true true true true true true true true false if ($v) { false false false false true true true true true true true true true true true true true false true false   empty($v) true true true true false false false false false false false false false false false false false true false true   is_scalar($v) false true true true true true true true true true true true true true true true true false false false is_bool($v) false false true false true false false false false false false false false false false false false false false false is_string($v) false false false true false false false false true false true true true true true true true false false false is_int($v) false true false false false true false true false false false false false false false false false false false false is_numeric($v) false true false false false true true true true true true true true false false false false false false false is_float($v) false false false false false false true false false true false false false false false false false false false false is_null($v) true false false false false false false false false false false false false false false false false false false true is_array($v) false false false false false false false false false false false false false false false false false true true false   ctype_digit($v) false false false true false false false false false false true false false false false false false false false false ctype_alnum($v) false false false true false false false false false false true false false false true true true false false false ctype_lower($v) false false false true false false false false false false false false false false true false false false false false ctype_print($v) false false false true false false false false true false true true true true true true true false false false ctype_space($v) false false false true false false false false false false false false false true false false false false false false ctype_cntrl($v) false true false true false true false false false false false false false false false false false false false false ctype_graph($v) false false false true false false false false true false true true true false true true true false false false

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