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- declare namespace prettyBytes {
- interface Options {
- /**
- Include plus sign for positive numbers. If the difference is exactly zero a space character will be prepended instead for better alignment.
- @default false
- */
- readonly signed?: boolean;
- /**
- - If `false`: Output won't be localized.
- - If `true`: Localize the output using the system/browser locale.
- - If `string`: Expects a [BCP 47 language tag](https://en.wikipedia.org/wiki/IETF_language_tag) (For example: `en`, `de`, …)
- - If `string[]`: Expects a list of [BCP 47 language tags](https://en.wikipedia.org/wiki/IETF_language_tag) (For example: `en`, `de`, …)
- __Note:__ Localization should generally work in browsers. Node.js needs to be [built](https://github.com/nodejs/node/wiki/Intl) with `full-icu` or `system-icu`. Alternatively, the [`full-icu`](https://github.com/unicode-org/full-icu-npm) module can be used to provide support at runtime.
- @default false
- */
- readonly locale?: boolean | string | readonly string[];
- /**
- Format the number as [bits](https://en.wikipedia.org/wiki/Bit) instead of [bytes](https://en.wikipedia.org/wiki/Byte). This can be useful when, for example, referring to [bit rate](https://en.wikipedia.org/wiki/Bit_rate).
- @default false
- @example
- ```
- import prettyBytes = require('pretty-bytes');
- prettyBytes(1337, {bits: true});
- //=> '1.34 kbit'
- ```
- */
- readonly bits?: boolean;
- /**
- Format the number using the [Binary Prefix](https://en.wikipedia.org/wiki/Binary_prefix) instead of the [SI Prefix](https://en.wikipedia.org/wiki/SI_prefix). This can be useful for presenting memory amounts. However, this should not be used for presenting file sizes.
- @default false
- @example
- ```
- import prettyBytes = require('pretty-bytes');
- prettyBytes(1000, {binary: true});
- //=> '1000 bit'
- prettyBytes(1024, {binary: true});
- //=> '1 kiB'
- ```
- */
- readonly binary?: boolean;
- /**
- The minimum number of fraction digits to display.
- If neither `minimumFractionDigits` or `maximumFractionDigits` are set, the default behavior is to round to 3 significant digits.
- @default undefined
- ```
- import prettyBytes = require('pretty-bytes');
- // Show the number with at least 3 fractional digits
- prettyBytes(1900, {minimumFractionDigits: 3});
- //=> '1.900 kB'
- prettyBytes(1900);
- //=> '1.9 kB'
- ```
- */
- readonly minimumFractionDigits?: number;
- /**
- The maximum number of fraction digits to display.
- If neither `minimumFractionDigits` or `maximumFractionDigits` are set, the default behavior is to round to 3 significant digits.
- @default undefined
- ```
- import prettyBytes = require('pretty-bytes');
- // Show the number with at most 1 fractional digit
- prettyBytes(1920, {maximumFractionDigits: 1});
- //=> '1.9 kB'
- prettyBytes(1920);
- //=> '1.92 kB'
- ```
- */
- readonly maximumFractionDigits?: number;
- }
- }
- /**
- Convert bytes to a human readable string: `1337` → `1.34 kB`.
- @param number - The number to format.
- @example
- ```
- import prettyBytes = require('pretty-bytes');
- prettyBytes(1337);
- //=> '1.34 kB'
- prettyBytes(100);
- //=> '100 B'
- // Display file size differences
- prettyBytes(42, {signed: true});
- //=> '+42 B'
- // Localized output using German locale
- prettyBytes(1337, {locale: 'de'});
- //=> '1,34 kB'
- ```
- */
- declare function prettyBytes(
- number: number,
- options?: prettyBytes.Options
- ): string;
- export = prettyBytes;
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