http://blog.csdn.net/chaoyuan899/article/details/28667701
BOOL result=[acompare:b]; if(result==NSOrderedSame){ a= b...
01-18-1 NSComparisonResult {NSOrderedAscending = -1L, NSO...
//compare 方法返回结果有3种: NSOrderedAscending(升序「-1」), NSOrdere...
NSOrderedAscending的意思是:左边的操作对象小于右边的对象。NSOrderedDescending...
NSComparisonResult 是一个枚举类型里面包含三个值 NSOrderedAscending = -1...
项目开发中偶然间看到这种比较枚举,之前没注意过,仔细研究了一下结果还挺有意思,我们可以用升降序相等来帮助理解比较结...
本文标题:NSOrderedSame NSOrderedAscending
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