What is append

Question

Use of append

Answer 1

When you add something at the end of something without removing its content, the process is called appending

Answer 2

You open files in append mode if you want to modify, but not remove the old content, like the write mode does.
Written data will be written to the end of the file.

Answer 3

Following answer is for python, since I am not entirely sure which language you are asking about.
There is a method for lists called append(). In case that is what you are referring to, listName.append(item) will add the 'item' (whatever variable or value you pass to it) to the end of the list you use it on!