3v4l.org

run code in 500+ PHP versions simultaneously
<?php function foo (int $bar) { echo "Received: ", $bar, "\n"; } foo("1"); foo(false); foo(null);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.31, 8.3.0 - 8.3.31, 8.4.1 - 8.4.22, 8.5.0 - 8.5.7
Received: 1 Received: 0 Fatal error: Uncaught TypeError: foo(): Argument #1 ($bar) must be of type int, null given, called in /in/mVrIX on line 9 and defined in /in/mVrIX:3 Stack trace: #0 /in/mVrIX(9): foo(NULL) #1 {main} thrown in /in/mVrIX on line 3
Process exited with code 255.
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Received: 1 Received: 0 Fatal error: Uncaught TypeError: Argument 1 passed to foo() must be of the type int, null given, called in /in/mVrIX on line 9 and defined in /in/mVrIX:3 Stack trace: #0 /in/mVrIX(9): foo(NULL) #1 {main} thrown in /in/mVrIX on line 3
Process exited with code 255.
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.34
Received: 1 Received: 0 Fatal error: Uncaught TypeError: Argument 1 passed to foo() must be of the type integer, null given, called in /in/mVrIX on line 9 and defined in /in/mVrIX:3 Stack trace: #0 /in/mVrIX(9): foo(NULL) #1 {main} thrown in /in/mVrIX on line 3
Process exited with code 255.

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