Defining Regular Expressions
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➤ Using the Backslash Character ( \ )
➤ Matching Any Single Character ( . )
➤ Matching Any Single Character in a List ( [xy] )
➤ Matching Any Single Character Not in a List ( [^xy] )
➤ Matching Any Single Character within a Range ( [x-y] )
➤ Matching Zero or More Specific Characters ( * )
➤ Matching One or More Specific Characters ( + )
➤ Matching Zero or One Specific Character ( ? )
➤ Grouping Regular Expressions ( ( ) )
➤ Matching One of Several Regular Expressions ( | )
➤ Matching the Beginning of a Line ( ^ )
➤ Matching the End of a Line ( $ )
➤ Matching Any AlphaNumeric Character Including the Underscore ( \w )
➤ Matching Any Non-AlphaNumeric Character ( \W )
➤ Combining Regular Expression Operators
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