3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo b'Hello World'; echo bbb;
Output for 5.2.1 - 7.1.0
Hello World Notice: Use of undefined constant bbb - assumed 'bbb' in /in/k5bNX on line 4 bbb
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.0
Parse error: syntax error, unexpected T_CONSTANT_ENCAPSED_STRING, expecting ',' or ';' in /in/k5bNX on line 3
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_CONSTANT_ENCAPSED_STRING, expecting ',' or ';' in /in/k5bNX on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `','' or `';'' in /in/k5bNX on line 3
Process exited with code 255.