echo command

effect

1. Controls whether the command.

   Herein refer to a symbol and its role is not @ display command, the following comparative

   

   

   @ Is to make a single statement does not show the command, if you want to display multiple statements do not need to use the command echo off

   echo on     display command (default)

   echo off     does not display the command

   Generally, we use @echo off to hide at the beginning of the command.

   Also used the pause above his role is to make the program run to completion does not exit, but the display Press any key to continue...

   

2. Output string

   echo string     display string