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Like any programming language, DOS batch enables to reading of command-line arguments using %1, %2, etc. How to read command line parameters in DOS batch programming? Here is an example to sum the numbers and print the result to the command line. A option in the SET command allows you to treat the variable to store numeric values. How to read and store numeric numbers in a variables batch programming? The output of the above code is Please enter your name: john

p option to set a command, stop its execution and wait for the user to type the stringĪnd read the value and store it in a variable. How to prompt to read the value from the command line and store it in a variable Here is an example of declaring and using the variable with the set command off The variable value is an echo to the command line. Once a variable is declared, you can use the variable with %variable% syntax.

/A - treat the variable as a numeric value.

/P - Prompt the value to read from the command line.

We can use it for variable declaration with the following options.

Without options, variables are inferred as strings by default.

options are optional by default, /A and /P are some of the options.

value is a value stored and assigned to the variable.

There is no space before or after the = symbol.

left side of = is treated as a variable and the right side of = is a value.

We can declare variables in batch programming using the SET keyword. Variables are used to hold the values and strings.

Command-line arguments How to declare and use variables in batch programming using the set command.

There are two ways to declare and store the values in variables. Here is a list of basic commands that you can use in a DOS prompt (e.g.How to Use Links in HTML - Internal and External linking in HTML Tutorial 7 Note: In MS-Dos, there is also a help page that opens up once 'type /?' is inserted after the command and this gives additional information about the command. In this article, we provide you with some basic MS-Dos commands to get you started. In effect, they create a convenient user interface. In the MS-Dos operating system, standard system commands are used to carry out various tasks like deleting specific files, changing the directory, listing contents of the specified directory, etc.