# C語言題庫-022 const 有什麼用途?(請至少說明兩種) 【標準答案】: (1)可以定義const 常量 (2)const 可以修飾函數的參數、返回值,甚至函數 的定義體。被const 修飾的東西都受到強制保護,可 以預防意外的變動,能提高程序的健壯性。
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