Declaring a Variable
In some programming languages like C, C++, and Java, you have to declare (create) a variable before you can use it. It has no value (it’s “undefined”), but it has a name and data type.
In some programming languages like C, C++, and Java, you have to declare (create) a variable before you can use it. It has no value (it’s “undefined”), but it has a name and data type.
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