How does the Win7 system notebook erase the Clipboard contents?

How does the Win7 system notebook erase the Clipboard contents?

1, right click on the desktop, select "New"-"shortcut";

2, in the "Please enter the location of the object" in the following box enter: Cmd/c "echo off | Clip "click Next;

3, the name of the shortcut will be typed in the box below: Clear the Clipboard (input anything can, the purpose is to let yourself know what this is) click to complete;

4, when we copied something, if you do not want, double-click to open the "clear the Clipboard" can be copied content removed.