OC字符串过滤特殊字符

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NSString *tempstring = [dic objectForKey:key];//@"[]{}（#%-*+=_）\\|~(＜＞$%^&*)_+ "

            NSCharacterSet *doNotWant = [NSCharacterSet characterSetWithCharactersInString:@"@¥"];

            tempstring = [[tempstring componentsSeparatedByCharactersInSet:doNotWant]componentsJoinedByString:@""];

OC字符串过滤特殊字符

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原文地址：http://www.cnblogs.com/fdyjm/p/4826910.html