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73 lines
1.4 KiB
73 lines
1.4 KiB
4 years ago
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# gzip-size [](https://travis-ci.org/sindresorhus/gzip-size)
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> Get the gzipped size of a string or buffer
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## Install
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```
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$ npm install gzip-size
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```
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## Usage
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```js
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const gzipSize = require('gzip-size');
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const text = 'Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Aenean commodo ligula eget dolor. Aenean massa. Cum sociis natoque penatibus et magnis dis parturient montes, nascetur ridiculus mus.';
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console.log(text.length);
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//=> 191
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console.log(gzipSize.sync(text));
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//=> 78
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```
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## API
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### gzipSize(input, [options])
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Returns a `Promise` for the size.
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### gzipSize.sync(input, [options])
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Returns the size.
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#### input
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Type: `string` `Buffer`
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#### options
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Type: `Object`
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Any [`zlib` option](https://nodejs.org/api/zlib.html#zlib_class_options).
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### gzipSize.stream([options])
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Returns a [`stream.PassThrough`](https://nodejs.org/api/stream.html#stream_class_stream_passthrough). The stream emits a `gzip-size` event and has a `gzipSize` property.
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### gzipSize.file(path, [options])
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Returns a `Promise` for the size of the file.
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#### path
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Type: `string`
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### gzipSize.fileSync(path, [options])
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Returns the size of the file.
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## Related
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- [gzip-size-cli](https://github.com/sindresorhus/gzip-size-cli) - CLI for this module
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## License
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MIT © [Sindre Sorhus](https://sindresorhus.com)
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