directory tree initialization initially returns only a two-tier structure. [ { name: , path: , id: 1, childs: 2, children: [ { name: 01 , path: 01 , id: 2, ...
the project uses CoccosBuilder and there seems to be no way to set constraint values. getSafeAreaRect slowly invokes one adaptation. So many interfaces are a little unscientific. look at most of the Internet is adapted to the full-screen security zo...
as shown in figure preliminary doubt whether the empty string on the right is converted to 0? ...
position:fixed;bottom: 0; perfect solution . It took me a long time to use height:100%;display:flex; align-self:end , found a position:fixed;bottom: 0; perfect solution I solved using height:100%;display:flex; align-self:end; *{ margin:...
A large binary tree with uncertain tree hierarchy. Now we need to realize the following requirements: 1. Record hierarchical relationships. For example: to give you a node id:9, needs to find out the son or grandson under this node, or. Or all descenda...