shortcut to comment one lines in visual studio code example

Example 1: comments visual studio code html

New empty HTML comment wherever:  Shift + Alt + A

Example 2: commenting in vscode

//To comment a block of code in one go, try Ctrl + K, and the Ctrl + C to
//comment or Ctrl + U to uncomment.

//Pro-Tip: You can also do it without unpressing Ctrl.