3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo 'Array dereferencing: '; echo [1, 2, 3][0]; echo "\n"; echo 'String dereferencing: '; echo 'PHP'[0]; echo "\n"
Output for 5.4.0 - 5.4.17
Parse error: syntax error, unexpected '[', expecting ',' or ';' in /in/tr4Dn on line 3
Process exited with code 255.
Output for 5.3.0 - 5.3.27
Parse error: syntax error, unexpected '[' in /in/tr4Dn on line 3
Process exited with code 255.
preferences:
195.17 ms | 1395 KiB | 53 Q