Recipe: Describing Constraints
When developing and debugging constraints, you may find it useful to produce human-readable descriptions of arbitrary NSLayoutConstraints. Recipe 5-6 builds concise strings that describe constraints as equations, as follows:
(1000)[UILabel:6bb32a0].right <= [self].right
(750)[self].width == ([self].height * 1.778)
(750)[UILabel:6bb32a0].leading == ([UILabel:6ed2e70].trailing + 60.000)
This recipe transforms constraint ...
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