IOS中的NSString與NSArray的互轉

將string字符串轉換爲array數組數組  NSArray  *array = [Str componentsSeparatedByString:@","];//分隔符逗號spa 將array數組轉換爲string字符串component  NSString *tempString = [mutableArray componentsJoinedByString:@","];//分隔符逗號or

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