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嗯,我需要swift中的大小元素。蝙蝠這...swift中的寬度元素
let screenSize: CGRect = UIScreen.mainScreen().bounds
print(grid.frame.size.width, screenSize.width)
// 560.0 414.0
在故事板
View
+ Grid
+ Constrains
+ Grid.leading = leadingMargin
+ Grid.bottom = Bottom Layout Guide.top
+ Grid.top = top
+ Grid.trailing = leadingMargin
你如何捕捉的寬度(實際)元素的網格?