ios NSString拼接方法总结

NSString* string;

// 结果字符串

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NSString* string1, string2;

//已存在的字符串，需要将string1和string2连接起来

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//方法1.

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string = [NSString initWithFormat:@

"%@,%@"

, string1, string2 ];

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//方法2.

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string = [string1 stringByAppendingString:string2];

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//方法3 .

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string = [string stringByAppendingFormat:@

"%@,%@"

,string1, string2];