3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump( “123456789012345678901234567890” ==“123456789012345678900000000000” );
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught Error: Undefined constant "“123456789012345678901234567890”" in /in/rTR9h:3 Stack trace: #0 {main} thrown in /in/rTR9h on line 3
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Warning: Use of undefined constant “123456789012345678901234567890” - assumed '“123456789012345678901234567890”' (this will throw an Error in a future version of PHP) in /in/rTR9h on line 3 Warning: Use of undefined constant “123456789012345678900000000000” - assumed '“123456789012345678900000000000”' (this will throw an Error in a future version of PHP) in /in/rTR9h on line 3 bool(false)
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33
Notice: Use of undefined constant “123456789012345678901234567890” - assumed '“123456789012345678901234567890”' in /in/rTR9h on line 3 Notice: Use of undefined constant “123456789012345678900000000000” - assumed '“123456789012345678900000000000”' in /in/rTR9h on line 3 bool(false)

preferences:
280.21 ms | 403 KiB | 376 Q