查看文件: ss.php
大小: 514 字节
类型: application/octet-stream
<?php $tests = array( "42", "1337", "23337", "qx1337", "dv539", "02471", "0b10100111001", "1337e0", "0x539", "02471", "0b10100111001", "1337e0", "not numeric", array(), 9.1, null, '', ); foreach ($tests as $element) { if (is_numeric($element)) { echo var_export($element, true) . " is numeric<br>", PHP_EOL; } else { echo var_export($element, true) . " is NOT numeric<br>", PHP_EOL; } } ?>
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