常見例句String type is the implied type of all untyped variables. 字符串類型是所有沒有類型化的變量的默認類型。We'll see in the next section that untyped variables . 我們將在下面的篇幅中看到?jīng)]有類型的變量。To operate on an untyped parameter, you must cast it. 要操作一個無類型參數(shù),必需對其進行類型轉(zhuǎn)換。When working with untyped datasets, the programmer would not learn of the error until run time. 當(dāng)使用未聲明類型的數(shù)據(jù)集時,程序員直到運行時才會知道該錯誤。When you call such a routine, you cannot pass it a numeral or untyped numeric constant. 調(diào)用這樣的例程時,不能向其傳遞數(shù)字或無類型的數(shù)字常量。In general, the compiler cannot verify that operations on untyped parameters are valid. 通常,編譯器不會檢查對無類型參數(shù)的操作是否有效。 返回 untyped