Let’s start with some batch basics. If you are already familiar with them skip this section.

• @echo off – Should be added at the top of your batch script to prevent printing all commands.
• echo Some text – Output: “Some text”
• echo. – Empty line
• set /a index=0 – Set numeric variable
• echo Index is %index% – Output: “Index is 0”
• Rem It is a comment
• :: It is a comment too
• echo Some text>> test.txt – Write “Some text” to test.txt file.