76 lines
1.8 KiB
Markdown
76 lines
1.8 KiB
Markdown
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# gzip-size [![Build Status](https://travis-ci.com/sindresorhus/gzip-size.svg?branch=master)](https://travis-ci.com/github/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<number>` with 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<number>` with 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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---
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<div align="center">
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<b>
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<a href="https://tidelift.com/subscription/pkg/npm-gzip-size?utm_source=npm-gzip-size&utm_medium=referral&utm_campaign=readme">Get professional support for this package with a Tidelift subscription</a>
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</b>
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<br>
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<sub>
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Tidelift helps make open source sustainable for maintainers while giving companies<br>assurances about security, maintenance, and licensing for their dependencies.
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</sub>
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</div>
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