Nitin Solanki JanBask Expert Latest answer
Answered on Nov 17, 2019
Characters such as a digit or a single string have different codes that represent them. We can use these to build up a pattern string. Notice how these make heavy use of the backwards slash ‘’. Because of this when defining a pattern string for regular expression we use the format:
army pattern'
Placing the r in front of the string allows python to understand that the in the pattern string are not meant to be escape slashes.
Below there is a table of all the possible identifiers:
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