what does it mean to stash changes in git code example

Example 1: how to stash changes git

$ git stash
Saved working directory and index state WIP on master:
   2dfe283 Implement the new login box
HEAD is now at 2dfe283 Implement the new login box

Example 2: git stash example

git stash push -m "message" // use for code added in statsh 
git stash list // use for check stash list
git stash apply stash@{index}

Example 3: git stash file

# git stash specific file
git stash push 

Example 4: git save to stash

git stash save "name to describe stashed content"

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