3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $tests = array( "42", 1337, 0x539, 02471, 0b10100111001, 1337e0, "not numeric", array(), 9.1 ); foreach ($tests as $element) { if (is_numeric($element)) { echo "'{$element}' is numeric:", var_dump((float) $element), PHP_EOL; } else { echo "'{$element}' is NOT numeric", PHP_EOL; } }
Output for 5.4.0 - 7.1.0
'42' is numeric:float(42) '1337' is numeric:float(1337) '1337' is numeric:float(1337) '1337' is numeric:float(1337) '1337' is numeric:float(1337) '1337' is numeric:float(1337) 'not numeric' is NOT numeric Notice: Array to string conversion in /in/T8l2q on line 18 'Array' is NOT numeric '9.1' is numeric:float(9.1)
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected T_STRING, expecting ')' in /in/T8l2q on line 7
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_STRING, expecting ')' in /in/T8l2q on line 7
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/T8l2q on line 7
Process exited with code 255.