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Regex (Regular Expression) OR Logic Alternation Tutorial with Examples

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Regex (Regular Expression) OR Logic Alternation Tutorial with Examples

A regular expression is a formation in order to match different text or words or numbers according to the given regex pattern. OR is a logic term used to provide selection choice from multiple choices. In this tutorial, we will explain what is Regex OR logic and how can we implement Regex OR in different … Read more

How To Grep Multiple Strings, Patterns or Regex in A Text File In Linux?

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grep  provides a lot of features to match strings, patterns or regex in a given text. One of the most used feature is to match two or more, multiple string, patterns or regex. In this tutorial we will look different examples about these features. If you need more general tutorial about regex please look following article. … Read more