2.2 Java variables | how to use variables in java | java tutorials

Hello friends, I this video we learn-
1 - what is variable,
2 - How to use Variable,
3 - Java variables in code.
Java Variable is a container in which we can store our data, and we should declare according to our need because if we don't do that and assign any value to and kind of data type than it will give error. So best option is to use data type according to your need.
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