3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = 'texta'; $b = 'textb' $a = $a ^ $b; $b = $a ^ $b; $a = $a ^ $b; echo "a = $a; b = $b";
Output for 5.4.0 - 5.4.34
Parse error: syntax error, unexpected '$a' (T_VARIABLE) in /in/Hq9bS on line 4
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/Hq9bS on line 4
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/Hq9bS on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/Hq9bS on line 4
Process exited with code 255.