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Rslib
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      • lib.format

      • Type: 'esm' | 'cjs' | 'umd' | 'mf' | 'iife'
      • Default: 'esm'
      • CLI: --format <format> (e.g. --format umd)

      Specify the output format for the generated JavaScript output files.

      For different output formats, Rslib uses the following default value of output.library.type provided by Rspack:

      See Output Format and Module Federation for more details.

      Note

      The umd, mf and iife formats only work when bundle is set to true.