Data Structures 面试题与答案
Question: What is significance of ? * ? ?Answer: The symbol ?*? tells the computer that you are declaring a pointer.Actually it depends on context. In a statement like int *ptr; the ?*? tells that you are declaring a pointer. In a statement like int i = *ptr; it tells that you want to assign value pointed to by ptr to variable i. The symbol ?*? is also called as Indirection Operator/ Dereferencing Operator. |
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