Important Regular Expression (RegEx) for daily Use

In this article, we will explain how to use Regular Expressions (Reg Ex) for daily use. We will be using  RegEx with multiple tools.

1. Regular Expressions in Notepad++

A. Case 1: Removing the last comma in the document

e.g.  Abc,,Pqr

XYZ,ABC,

DWD, XXX,

Regex: ,(?! )$   (This will detect the last comma in each statement)

B. Cae2: Remove duplicate values 

Regex: ^(.*?)$\s+?^(?=.*^\1$)

To remove duplicate lines just press Ctrl + F and provide RegEx mentioned above.