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run code in 150+ php & hhvm versions
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<?php function foo($string) { $string = str_replace(' ', '', $string); return preg_replace('/^A-Za-z0-9/', '', string); } echo foo('Lee%-&*d#');
based on nhIos
Output for 7.0.0 - 7.1.0
Fatal error: Uncaught Error: Call to undefined function  str_replace() in /in/28gGv:4 Stack trace: #0 /in/28gGv(10): foo('Lee%-&*d#') #1 {main} thrown in /in/28gGv on line 4
Process exited with code 255.
Output for hhvm-3.12.0 - 3.13.2
Fatal error: Uncaught Error: Call to undefined function  str_replace() in /in/28gGv:4 Stack trace: #0 /in/28gGv(10): foo() #1 {main}
Process exited with code 255.
Output for 5.0.0 - 5.6.28, hhvm-3.10.0
Fatal error: Call to undefined function  str_replace() in /in/28gGv on line 4
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function:  str_replace() in /in/28gGv on line 4
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function:  str_replace() in /in/28gGv on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function:  str_replace() in /in/28gGv on line 4