how to comment more than one line in vs code code example

Example 1: how to comment multiple lines in vscode

********** For Windows **********
-> How to comment a block?

CTRL + K + CTRL + C 

-> How to uncomment a block?

CTRL + K + CTRL + U

Example 2: visual studio code comment out multiple lines

mac: command + shift + /

Example 3: how to put multiline comment in vscode

shift + alt + A