Here is the batch file program to demonstrate the use of the basic function, function with parameters and function with return values. Similarly, in the case of batch file functions with return values, return values are set in the function using the set command and the tilde(~) character along with the positional number of the return values. ![]() ![]() In the case of batch file functions with parameters, a tilde(~) sign is used to access them in the main program along with the positional number of parameter. SOLUTION: For example theres a great little free program called BgInfo which will display all the info about your computer. So, this is how the function is called in batch files. Syntax :: To call function without parametersĬALL :function_name param1, param2.,paramNĬALL :function_name return_value1,return_value2.,return_valueN Choose 1 to change the Install version from Client to Server. This example shows how to enhance a program with persistent settings that can be changed using a menu. ![]() Learn more details about all batch file commands here. On Windows 10, a batch file typically has a '.bat' extension, and it is a special text file that includes one or multiple commands that run in sequence to perform various actions with Command Prompt. DOS Batch - Advanced Menu - Toggle menu options, persist settings for the next run. Like in every other programming language, to use the defined functions, we need to call it in the main program. bat file argument Again, for convenience, you can download a ready made launchquietargs.vbs script file.
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