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<?php setlocale('LC_ALL', 'C'); var_dump( preg_match( '`^\w+$`u', 'Iñtërnâtiônàlizætiøn' ) );
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: setlocale(): Argument #1 ($category) must be of type int, string given in /in/eJVTY:3 Stack trace: #0 /in/eJVTY(3): setlocale('LC_ALL', 'C') #1 {main} thrown in /in/eJVTY on line 3
Process exited with code 255.

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