This is a mapping of insertion mode. It seems that the purpose is to copy a word above the cursor to the current position. The general principle is this:
@@@ This is actually a place holder. Convenient for the next two positioning (? and /). After understanding this, the rest will...
hhk Move the cursor to the word above
yw Copy
P Paste above the current line, which is the line where the cursor is initially.
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This is a mapping of insertion mode. It seems that the purpose is to copy a word above the cursor to the current position.
The general principle is this:
@@@This is actually a place holder. Convenient for the next two positioning (? and /). After understanding this, the rest will...hhkMove the cursor to the word aboveywCopyPPaste above the current line, which is the line where the cursor is initially.3sis to delete those three3s是删除那三个@@@I won’t explain everything else one by one.
I have never seen such strange syntax. . .