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<?php var_dump(preg_match('#<(link)(\s[^>]*|)>#i', '<link>')); var_dump(preg_match('#<(link)(\s[^>]*|)>#i', '<link/>')); var_dump(preg_match('#<(link)(\s[^>]*|)>#i', '<link rel=test>')); var_dump(preg_match('#<(link)(\s[^>]*)?>#i', '<link>')); var_dump(preg_match('#<(link)(\s[^>]*)?>#i', '<link/>')); var_dump(preg_match('#<(link)(\s[^>]*)?>#i', '<link rel=test>'));
Output for git.master, git.master_jit, rfc.property-hooks
int(1) int(0) int(1) int(1) int(0) int(1)

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