- CLOSE UP OF AN APPLE COMPUTER KEYBOARD HOW TO
- CLOSE UP OF AN APPLE COMPUTER KEYBOARD WINDOWS
The example above would treat the asterisk as a plain text asterisk and not as a wildcard or metacharacter.
Without escaping the quote, the Perl script would generate an error because of the extra quote. In other words, the command print "Example of a \" quote." would print Example of a " quote. For example, in programming languages such as Perl, this is required to print text to the screen containing a quote. The above example treats the quote character as a quote character and not a beginning or end container. Below are examples of how an escape could be used. It can also be used to perform a special function. An escape character is a single backward slash ( \ ) in Linux, programming, and regular expressions that treats a character as text and not a function. Escape is shorthand for an escape character. Some keyboards, like the keyboard used with MacBooks with a Touch Bar don't have an Esc key.Ģ.
CLOSE UP OF AN APPLE COMPUTER KEYBOARD HOW TO
How to abort a batch file, command, or program stuck in a loop.īelow are links to keyboard shortcut keys that use the Esc key.įor computer keyboards that have an Esc key there's always only one Esc key. With a PC, you can press Ctrl+ C to send a break and stop a loop. However, today the Esc key is not used to perform a break. With some early computers, the Esc key was used to send a break. If a computer is frozen or a program cannot be closed, see: What should I do when a computer freezes or locks up? Does the Esc key send a break? To close or exit out of a program, see our close page for all of the ways to completely close out of a program. However, as mentioned above, it can cancel or close the operations of a program. 
Generally speaking, Esc does not completely close out of a program.
In games, the Esc key often shows the game menu. CLOSE UP OF AN APPLE COMPUTER KEYBOARD WINDOWS
For example, Ctrl+ Esc opens the Windows Start menu.
Close a dialog box, pop-up window, or menu. Stop a browser from loading a web page if it's taking too long. Below are some different places the Escape key is commonly used. Why and where is the Esc key used?Īn Escape key is used in a program when you want to abort, cancel or change what is currently being displayed on the screen. Apple Macbooks with the Touch Bar do not have a physical Esc key.
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