Online PHP editor | output for 26TbS

Output for 8.4.1 - 8.4.14, 8.5.0: Deprecated: constantExpressionInDefaultWithRequiredAfter(): Optional parameter $a declared before required parameter $b is implicitly treated as a required parameter in /in/26TbS on line 5
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 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28: Deprecated: Optional parameter $a declared before required parameter $b is implicitly treated as a required parameter in /in/26TbS on line 5
Output for 8.0.0 - 8.0.30: Deprecated: Required parameter $b follows optional parameter $a in /in/26TbS on line 5
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38: Fatal error: Default value for parameters with a class type hint can only be NULL in /in/26TbS on line 4
Process exited with code 255.
Output for 5.0.0 - 5.0.5: Parse error: parse error, unexpected '?', expecting ')' in /in/26TbS on line 4
Process exited with code 255.
Output for 4.4.2 - 4.4.9: Parse error: syntax error, unexpected T_STRING, expecting ')' in /in/26TbS on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1: Parse error: parse error, unexpected T_STRING, expecting ')' in /in/26TbS on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4: Parse error: parse error, expecting `')'' in /in/26TbS on line 4
Process exited with code 255.