[[NSString alloc] initWithFormat:@"%d",index] 和[NSString stringWithFormat:]的区别？

[[NSString alloc] initWithFormat:@"%d",index] 和[NSString stringWithFormat:]的区别？

[[NSString alloc] initWithFormat:@"%d",index] 和[NSString stringWithFormat:]的区别？
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原文地址：https://www.cnblogs.com/ygm900/p/2875856.html