3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public function xx(int $a, float $b) { print_r(func_get_args()); } } class B extends A { public function xx(int $a, float $b) { throw new Error('Not allowed'); } } $a = new A(); $a->xx(1, 2); $b = new B(); $b->xx(1, 2);
Output for 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.27, 8.4.1 - 8.4.14, 8.5.0
Array ( [0] => 1 [1] => 2 ) Fatal error: Uncaught Error: Not allowed in /in/3m7eo:13 Stack trace: #0 /in/3m7eo(21): B->xx(1, 2.0) #1 {main} thrown in /in/3m7eo on line 13
Process exited with code 255.
Output for 8.4.15
/bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.
Output for 8.3.28
/bin/php-8.3.28: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.3.28) /bin/php-8.3.28: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.3.28) /bin/php-8.3.28: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.3.28) /bin/php-8.3.28: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.3.28)
Process exited with code 1.
Output for 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30
Array ( [0] => 1 [1] => 2 ) Fatal error: Uncaught Error: Not allowed in /in/3m7eo:13 Stack trace: #0 /in/3m7eo(21): B->xx(1, 2) #1 {main} thrown in /in/3m7eo on line 13
Process exited with code 255.

preferences:
171.56 ms | 409 KiB | 5 Q