![]() ( See the discussion on this page.) However, the term "variable" is normally reserved in command line usage for entities that are declared as environment variables with the "set" command. %9, that are used to represent user input in batch files. Some might use the term "variable" for the placeholders or arguments %1, %2. In one sense, there are two categories of variables for the command line. How variables are defined with the "set" command Nonetheless, there are important applications of the command line where variables must be employed and in this article I will outline how the command line uses variables. Many commands are predefined and the scope of variables is rather limited. Variables have a core place in many scripting languages but play a lesser role in the Windows command line.
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