DIRECTORY_SEPARATOR PHP内部常量-路径分隔符
DIRECTORY_SEPARATOR PHP内部常量-路径分隔符使用:if (DIRECTORY_SEPARATOR == '/'){@ini_set('include_path', '.;' . ROOT_PATH);}else{@ini_set('include_path', '.:' . ROOT_PATH);}PATH_SEPARATOR:include多个路径使用...