operations on scalar variables in shell scripting | substring | length | check if variable exists

Hello guys , In this video I had talked about various operations that can be performed on scalar variables in shell scripting along with multiple examples.
Topics covered in this video are :
- find length of variable's value in shell scripting
- check if variable exists in shell scripting
- substitute temporary value to a variable in shell scripting
- find and replace strings in shell scripting
- remove prefix from variable's value in shell scripting
- remove suffix from variable's value in shell scripting
- print sub string of variable's value in shell scripting
- search for pattern variable's value in shell scripting
- operations on scalar variables in detail
#operations #scalar #variables #shell #scripting
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[samiryadav]

Simply great...no waste of time at all. Continues explaning till end... that's the quality of best teacher..

[KrishnaKumar-ksmj]

Best and Advanced video I could find on internet, really making the concepts in Linux, because of you mate :)

[faizkarimullahbag]

Great video, can you please make a video for this "Extended Patren Matching" with following opreators *(pattrenlist), +(pattrenlist), ?(pattrenlist), @(pattrenlist) and !(pattrenlist). thank you for wonderfull videos