3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function test( $param ) { if ( !isset( $param ) ) echo "not set"; } test();
Output for 7.1.0
Fatal error: Uncaught ArgumentCountError: Too few arguments to function test(), 0 passed in /in/mYDhl on line 7 and exactly 1 expected in /in/mYDhl:2 Stack trace: #0 /in/mYDhl(7): test() #1 {main} thrown in /in/mYDhl on line 2
Process exited with code 255.
Output for 5.1.0 - 5.6.28, 7.0.0 - 7.0.14
Warning: Missing argument 1 for test(), called in /in/mYDhl on line 7 and defined in /in/mYDhl on line 2 not set
Output for hhvm-3.10.0 - 3.12.0
Warning: test() expects exactly 1 parameter, 0 given in /in/mYDhl on line 4 not set
Output for 4.3.0 - 5.0.5
Warning: Missing argument 1 for test() in /in/mYDhl on line 2 not set