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<?php function foo($a = 1, $b){ }
Output for 8.4.1 - 8.4.14, 8.5.0 - 8.5.1
Deprecated: foo(): Optional parameter $a declared before required parameter $b is implicitly treated as a required parameter in /in/RQha3 on line 3
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/RQha3 on line 3
Output for 8.0.0 - 8.0.30
Deprecated: Required parameter $b follows optional parameter $a in /in/RQha3 on line 3
Output for 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33

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