Chapter 15. BATCH, MACRO, AND SCRIPTING LANGUAGES
Some programming languages exist not to write applications in, but to control the operating system and other applications. You can automate common operating system tasks so that with a single keystroke you can trigger a series of operating system commands that execute as though they resided in a program. In addition, Windows programs such as Excel and Word offer macro languages that enable you to collect a series of program commands in a single module, not unlike a program, and when you issue the command to start that module, the commands automatically execute as if you were at the keyboard typing them yourself.
Some Web page languages also provide a scripting language that helps to automate tasks ...
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