<?php $obj = new Stdclass(); $tests = array( "42", 1337, 0x539, 02471, 0b10100111001, 1337e0, "not numeric", array(), 9.1 ); foreach ($tests as $element) { if (is_numeric($element)) { echo "'{$element}' is numeric", PHP_EOL; } else { echo "'{$element}' is NOT numeric", PHP_EOL; } } ?>
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