将string字符串转换为array数组
NSArray *array = [Str componentsSeparatedByString:@","];
＝＝反向方法
将array数组转换为string字符串
NSString *tempString = [mutableArray componentsJoinedByString:@","];--分隔符
将string字符串转换为array数组
NSArray *array = [Str componentsSeparatedByString:@","];
＝＝反向方法
将array数组转换为string字符串
NSString *tempString = [mutableArray componentsJoinedByString:@","];--分隔符
本文标题： componentsJoinedByString 和 comp
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