Introduction to the four functions of the keyboard ESC key in the Win7 system

Introduction to the ESC key:
The Esc key on the computer keyboard was born in 1960, located at the upper left of the computer keyboard, the abbreviation of the English word escape. Escape translated into Chinese for escape, escape, leak, and leak. For the average user, the ESC key is not commonly used, but with the ESC key, a lot of shortcuts can be implemented.
ESC's function:
1, stop function
Browse the webpage in the browser, accidentally clicked a wrong page, press ESC to stop opening the webpage.
2, clear the data filled in the web page
When you register on a website, you will be asked to fill in the information, accidentally many of the numbers are filled in wrong, press the ESC key to clear all the data in the box; and when typing, If you make a mistake, you can also press the ESC key to clear the wrong selection box.
3, the key combination "Ctrl+Shift+Esc"
Press "Ctrl+Shift+Esc" to open the task manager directly.
4, "Alt+Esc" key
When a program is not active and we want to restore it to active state, press "Alt+Esc" to activate the application without Use your mouse to click on the program title bar.