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How do you use batch files to run nasm

That's a little unspecific, but the general rule is fill the batch file with a new DOS command on each line. So for example:
Will output all supported nasm formats. To compile a program, replace -hf with your compilation command line.

Cheers,
Adam[/code]

The Win32 demos found in the NASMX package (Windows version) consist of batch files that demonstrate how to automate the build process for NASM under Windows.

given your previous thread question, and posting almost the same question thirty minutes earlier, I'd really suggest you consider that you tried using google, or at least read on How To Ask Questions.