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<?php touch('/tmp/test.xlsx'); var_dump(mime_content_type('/tmp/test.xlsx')); touch('/tmp/test-crlf.xlsx'); file_put_contents('/tmp/test-crlf.xlsx', "\r\n"); var_dump(mime_content_type('/tmp/test-crlf.xlsx'));
Output for git.master_jit, git.master, rfc.property-hooks
string(19) "application/x-empty" string(10) "text/plain"

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