'0x539' is numeric
'02471' is numeric
'1337e0' is numeric
'0b10100111001' is NOT numeric
Output for 4.3.0 - 4.3.9, 5.0.0 - 5.0.1
'0x539' is numeric
Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/vpHrs on line 12
PHP_EOL'02471' is numeric
Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/vpHrs on line 12
PHP_EOL'1337e0' is numeric
Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/vpHrs on line 12
PHP_EOL'0b10100111001' is NOT numeric
Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/vpHrs on line 14
PHP_EOL