A regular expression (also called regex or regexp) is a way to describe a pattern. It is used to locate or validate specific strings or patterns of text in a sentence, document, or any other character input. Regular expressions use both basic and special characters.
Regular expressions are the expressions which we use to make all the time.They are useful because if we don't have regular expressions then we will not able to express ourselves.
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A regular expression (also called regex or regexp) is a way to describe a pattern. It is used to locate or validate specific strings or patterns of text in a sentence, document, or any other character input. Regular expressions use both basic and special characters.
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Regular expressions are the expressions which we use to make all the time.They are useful because if we don't have regular expressions then we will not able to express ourselves.