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run code in 300+ PHP versions simultaneously
<?php putenv('LANG=ja_JP.UTF-8'); putenv('LC_ALL='); setlocale(LC_ALL, 'C'); var_dump(setlocale(LC_ALL, "0")); var_dump(gethostbynamel("xxx.invalid")); var_dump(setlocale(LC_ALL, "0"));
Output for git.master, git.master_jit, rfc.property-hooks
string(1) "C" bool(false) string(1) "C"

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