較短變量賦值的數(shù)據(jù)丟失.Loss of data on an assignment to a shorter variable.但是只讀的值是不同的, 因?yàn)樗鼈兪窃谶\(yùn)行時(shí)被賦值的.But read - only values are different, in that they are assigned at runtime.將所有對該變量的引用動(dòng)作,替換為對它賦值的那個(gè)表達(dá)式自身.Replace all references to ...