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<?php $text = 'foo bar baz, fóó bąr bąź "foobar" $©L±˝'; $text = preg_replace("/[^\pL\s]++/u", ' ', $text); echo $text;
Output for git.master, git.master_jit, rfc.property-hooks
foo bar baz fóó bąr bąź foobar L

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