# Working With JavaScript
# mix.js()
mix.js(input: BalmEntry, output: string, webpackOptions?: object)
⚠️ mix.js is deprecated in 3.9.0, please use mix.webpack/mix.rollup/mix.esbuild instead.
# mix.webpack()
mix.webpack(input: BalmEntry, output: string, options?: object, fn?: Function)
New in 3.9.0
Compiling JS with webpack.
fnparameter is new in 3.9.4
# mix.esbuild()
mix.esbuild(input: string | string[], output: string, options?: BuildOptions | TransformOptions)
New in 3.9.0
Compiling JS with esbuild.
# mix.rollup()
mix.rollup(input: InputOptions, output: OutputOptions | OutputOptions[])
New in 3.9.0
Compiling JS with rollup.
# mix.jsmin()
interface RenameOptions {
  dirname?: string;
  prefix?: string;
  basename?: string;
  suffix?: string;
  extname?: string;
}
interface HookOptions {
  src?: object; // = `gulp.src`
  terser?: object;
  rename?: string | Function | RenameOptions;
}
mix.jsmin(input: string | string[], output: string, options?: HookOptions)
Minify JS.
🌰 For example:
const api = (mix) => {
  mix.js('app/scripts/app.js', 'dist/js');
  // 'app/scripts/app.js' => 'dist/js/main.js'
  mix.jsmin('dist/js/main.js', 'dist/js', {
    terser: {
      // Terser options: overwrite `balm.config.scripts.options`
    },
    rename: {
      // Your rename options
    }
  });
  // 'dist/js/main.js' => 'dist/js/main.min.js'
};
module.exports = (balm) => {
  return {
    config: {},
    api
  };
};