3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(`locale -a`);
Output for 7.2.29 - 7.2.33, 7.3.16 - 7.3.32, 7.4.3 - 7.4.25, 8.0.0 - 8.0.12, 8.1rc1 - rc3
Warning: shell_exec(): Unable to execute 'locale -a' in /in/M6jhm on line 3 bool(false)
Output for 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.13, 7.3.0 - 7.3.1, 7.4.0
NULL
Output for 5.4.39 - 5.4.44
NULL sh: 1: locale: not found
Output for 4.3.1 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.38
string(8) "C POSIX "

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