Incompatible pointer types returning 'NSArray *' from a function with result type 'xxx *'
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Incompatible pointer types returning 'NSArray *' from a function with result type 'xxx *'
一个是NSArray类型,一个是xxx类型,如何能对得上呢,这时应该仔细留意前后代码,通常加上lastObject或者firstObject,
数组里面的第一对象或第一个对象。
如有不对之处,欢迎指出,感谢。
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