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• January 18, 2012
• 

  Perl Basics: Writing and Debugging Programs

  Posted: January 18th, 2012, 10:00am CST

  Tags:  Perl  

  Escape Sequences UTF8 gives us 65536 characters, and ASCII gives us 256 characters, but on the average keyboard, there's only a hundred or so keys. Even using the shift keys, there will still be some characters that you aren't going to be able to type. There'll also be some things that you don't want to stick in the middle of your program, because they would make it messy or confusing. However, you'll want to refer to some of these characters in strings that you output. Perl provides us with mechanisms called escape sequences as an alternative way of getting to them. We've already seen the us...