comments at once in visual studio code example
Example 1: how to set section of code in comment visual studio
Comment Code Block Ctrl+K+C
undo Comment Code Block Ctrl+K+U
Example 2: comment a line in visual studio
Ctrl+K, Crtl+C
Comment Code Block Ctrl+K+C
undo Comment Code Block Ctrl+K+U
Ctrl+K, Crtl+C