5-16 套路

作用：去除重名的数据

    for (NSDictionary *keyDic in sendKeys) {
        NSString *uname = [keyDic objectForKey:@"uname"];
        for (NSString *lockUname in self.keysNamesArr) {
            if([lockUname isEqualToString:uname]){
                [self.keysNamesArr removeObject:lockUname];
                break;
            }
        }
        
        [self.keysNamesArr addObject:uname];
    }

套路.png