使用md5('Messagetohash');varhash=md5.create();hash.update('Messagetohash');hash.hex();实例：md5('');//d41d8cd98f00b204e9800998ecf8427emd5('Thequickbrownfoxjumpsoverthelazydog');//9e107d9d372bb6826bd81d3542a419d6md5('Thequickbrownfoxjumpsoverthelazydog.');