[iOS]创建一像素的线

时间：2024-10-30 17:34:56

    float sortaPixel = 1.0/[UIScreen mainScreen].scale;

    UIView* line = [[UIView alloc]initWithFrame:CGRectMake(,,WIDTH,sortaPixel)];

    line.backgroundColor = [UIColor purpleColor];

    [self.view addSubview:line];

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