objective-c字符串链接的三种方式

NSString* result; // 结果字符串 NSString* string1, string2; //已存在的字符串spa 1. result = [NSString initWithFormat:@"%@,%@", string1, string2 ]; 2. result = [string1 stringByAppendingString:string2]; 3 . result

>>阅读原文<<