NSLog打印NSInteger老是有warning

    • z
      Specifies that a following [...] conversion specifier applies to a size_t or the corresponding signed integer type argument;
      • size_t is used to represent the size of any object (including arrays) in the particular implementation. It is used as the return type of the sizeof operator.
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原文地址：https://www.cnblogs.com/studyNT/p/4568713.html