3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $str = 'sdasdaasd'; while($str!='') { $str = substr($str ,0,strlen($str)-1);  echo $str; } echo $str;
Output for 5.4.0 - 5.4.34
Parse error: syntax error, unexpected '$str' (T_VARIABLE) in /in/OquDE on line 8
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected T_VARIABLE in /in/OquDE on line 8
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_VARIABLE in /in/OquDE on line 8
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/OquDE on line 8
Process exited with code 255.