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March 27, 2017 14:50
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Auto Layout Programmatically 1-2
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| subviewB.translatesAutoresizingMaskIntoConstraints = false | |
| view.addSubview(subviewB) | |
| constraints.append(NSLayoutConstraint(item: subviewB, attribute: .top, relatedBy: .equal, | |
| toItem: view, attribute: .top, multiplier: 1.0, constant: 150)) | |
| // subviewA.top = 1.0 * view.top + 150 | |
| constraints.append(NSLayoutConstraint(item: subviewB, attribute: .bottom, relatedBy: .equal, | |
| toItem: view, attribute: .bottom, multiplier: 1.0, constant: -150)) | |
| // subviewA.bottom = 1.0 * view.bottom - 150 | |
| constraints.append(NSLayoutConstraint(item: subviewB, attribute: .left, relatedBy: .equal, | |
| toItem: view, attribute: .left, multiplier: 1.0, constant: 100)) | |
| // subviewA.left = 1.0 * view.left + 100 | |
| constraints.append(NSLayoutConstraint(item: subviewB, attribute: .right, relatedBy: .equal, | |
| toItem: view, attribute: .right, multiplier: 1.0, constant: -100)) | |
| // subviewA.right = 1.0 * view.right - 100 |
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