Substring string in bash

Issue

I got this string:

xavier.blodot
wisoyo.hadi

And I want this output: firstletter+lastname

xblodot
whadi

Regards!!

Solution

You should use this approach:

sed -r 's:(.).*\.(.+):\1\.\2:g' {YOUR_FILE.TXT}

Answered By – Antonio Petricca

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