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<?php var_dump(filter_var('exåmple@exåmple.com', FILTER_VALIDATE_EMAIL)); var_dump(filter_var('ex%C3%A5mple@xn--exmple-jua.com', FILTER_VALIDATE_EMAIL));
Output for git.master, git.master_jit, rfc.property-hooks
bool(false) string(31) "ex%C3%A5mple@xn--exmple-jua.com"

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