自動佈局的警告調試

時間 2019-11-13

標籤自動佈局警告調試简体版

原文原文鏈接

<SnapKit.LayoutConstraint:0x7ff912a1ce10@/Users/VENN/Desktop/\U5fae\U535a/VennBlog/\U5fae\U535a01/\U5fae\U535a01/Classes/View/Home/Cell/NWHomeCell.swift#91web

Weibo01.NWHomeCellTop:0x7ff912a159a0.top == UITableViewCellContentView:0x7ff912a147e0.top>",swift

"<SnapKit.LayoutConstraint:0x7ff912a213f0@/Users/VENN/Desktop/\U5fae\U535a/VennBlog/\U5fae\U535a01/\U5fae\U535a01/Classes/View/Home/Cell/NWHomeCell.swift#91佈局

Weibo01.NWHomeCellTop:0x7ff912a159a0.height == 59.0>",spa

"<SnapKit.LayoutConstraint:0x7ff912a21af0@/Users/VENN/Desktop/\U5fae\U535a/VennBlog/\U5fae\U535a01/\U5fae\U535a01/Classes/View/Home/Cell/NWHomeCell.swift#102it

UILabel:0x7ff9104a98d0.top == Weibo01.NWHomeCellTop:0x7ff912a159a0.bottom + 12.0>",webkit

"<SnapKit.LayoutConstraint:0x7ff912a22340@/Users/VENN/Desktop/\U5fae\U535a/VennBlog/\U5fae\U535a01/\U5fae\U535a01/Classes/View/Home/Cell/NWHomeCell.swift#111top

Weibo01.NWHomePictureView:0x7ff912051000.top == UILabel:0x7ff9104a98d0.bottom + 12.0>",sse

"<SnapKit.LayoutConstraint:0x7ff912a22d00@/Users/VENN/Desktop/\U5fae\U535a/VennBlog/\U5fae\U535a01/\U5fae\U535a01/Classes/View/Home/Cell/NWHomeCell.swift#111錯誤

Weibo01.NWHomePictureView:0x7ff912051000.height == 270.0>",ab

"<SnapKit.LayoutConstraint:0x7ff912a23630@/Users/VENN/Desktop/\U5fae\U535a/VennBlog/\U5fae\U535a01/\U5fae\U535a01/Classes/View/Home/Cell/NWHomeCell.swift#124

Weibo01.NWHomeCellBottom:0x7ff9104ab450.top == Weibo01.NWHomePictureView:0x7ff912051000.bottom + 12.0>",

"<SnapKit.LayoutConstraint:0x7ff912a252d0@/Users/VENN/Desktop/\U5fae\U535a/VennBlog/\U5fae\U535a01/\U5fae\U535a01/Classes/View/Home/Cell/NWHomeCell.swift#124

Weibo01.NWHomeCellBottom:0x7ff9104ab450.height == 44.0>",

"<SnapKit.LayoutConstraint:0x7ff9128b50c0@/Users/VENN/Desktop/\U5fae\U535a/VennBlog/\U5fae\U535a01/\U5fae\U535a01/Classes/View/Home/Cell/NWHomeCell.swift#124

Weibo01.NWHomeCellBottom:0x7ff9104ab450.bottom == UITableViewCellContentView:0x7ff912a147e0.bottom>",

你們看到這一坨東西就是自動佈局系統的計算失敗發出警告咱們只看swift#後的內容發現都是跟垂直方向有關係的,這就說明咱們在垂直方向的佈局出了問題 ,因此只要從上往下就知道那個方向的錯誤

通常狀況下要是約束出了警告大部分狀況就是約束加多了上面這個狀況就是破法把自動設置cell 的高度去掉

加一個設置高度和預告高度便可順便把最後一個控件的向下的約束也去掉就不會有警告了