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Regular Expression | Suman Tiwari Travellography, Cyber Security & Photography Blog Regular Expression – Suman Tiwari Travellography, Cyber Security & Photography Blog

Regular Expression

  Posted in Cyber Security on

  by Suman Tiwari

 

Regular Expression is also known as Rational Expression or Regex. Regular expression is a sequence of characters that define a search pattern. Usually such patterns are used by string searching algorithms for “find” or “find and replace” operations on strings, or for input validation. It is a technique developed in theoretical computer science and formal …