tldr/pages/common/babel.md

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# babel
> A transpiler which converts code from JavaScript ES6/ES7 syntax to ES5 syntax.
> More information: <https://babeljs.io/>.
- Transpile a specified input file and output to `stdout`:
`babel {{path/to/file}}`
- Transpile a specified input file and output to a specific file:
`babel {{path/to/input_file}} --out-file {{path/to/output_file}}`
- Transpile the input file every time it is changed:
`babel {{path/to/input_file}} --watch`
- Transpile a whole directory of files:
`babel {{path/to/input_directory}}`
- Ignore specified comma-separated files in a directory:
`babel {{path/to/input_directory}} --ignore {{ignored_file1,ignored_file2,...}}`
- Transpile and output as minified JavaScript:
`babel {{path/to/input_file}} --minified`
- Choose a set of presets for output formatting:
`babel {{path/to/input_file}} --presets {{preset1,preset2,...}}`
- Display help:
`babel --help`