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hello guys welcome to the next video on shell scripting tutorial for beginners in the last video we have seen how to use file test operators in shell scripting now in this video what we are going to do is you are going to you know consolidate our knowledge which you have gained in the last two videos that is if conditions and the file test operators and we will create some useful examples from that so what in this video Im going to show you is how we can you know write a script to append some text to a file which already exists okay so lets get started what Im going to do is Im going to just edit the code I have written in the last video so what Im going to do is Im going to just remove this code or let this code be there so first of all what I wanted the user to do is I want the user to ask him to give the file name as we have seen in the last video so I will just echo enter the name of the file and then whatever name he enters I will save it into this variable and then what I