76 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			Markdown
		
	
	
	
	
	
			
		
		
	
	
			76 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			Markdown
		
	
	
	
	
	
| # gzip-size [](https://travis-ci.com/github/sindresorhus/gzip-size)
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| 
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| > Get the gzipped size of a string or buffer
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| 
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| ## Install
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| 
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| ```
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| $ npm install gzip-size
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| ```
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| 
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| ## Usage
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| 
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| ```js
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| const gzipSize = require('gzip-size');
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| 
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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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| 
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| console.log(text.length);
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| //=> 191
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| 
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| console.log(gzipSize.sync(text));
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| //=> 78
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| ```
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| 
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| ## API
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| 
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| ### gzipSize(input, options?)
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| 
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| Returns a `Promise<number>` with the size.
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| 
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| ### gzipSize.sync(input, options?)
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| 
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| Returns the size.
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| 
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| #### input
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| 
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| Type: `string | Buffer`
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| 
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| #### options
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| 
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| Type: `object`
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| 
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| Any [`zlib` option](https://nodejs.org/api/zlib.html#zlib_class_options).
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| 
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| ### gzipSize.stream(options?)
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| 
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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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| 
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| ### gzipSize.file(path, options?)
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| 
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| Returns a `Promise<number>` with the size of the file.
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| 
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| #### path
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| 
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| Type: `string`
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| 
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| ### gzipSize.fileSync(path, options?)
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| 
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| Returns the size of the file.
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| 
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| ## Related
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| 
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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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| ---
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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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