Web/JavaScript/Reference/Global objects/Intl/NumberFormat/resolvedOptions

From Get docs


The Intl.NumberFormat.prototype.resolvedOptions() method returns a new object with properties reflecting the locale and number formatting options computed during initialization of this NumberFormat object.


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Syntax

numberFormat.resolvedOptions()

Return value

A new object with properties reflecting the locale and number formatting options computed during the initialization of the given NumberFormat object.

Description

The resulting object has the following properties:

locale
The BCP 47 language tag for the locale actually used. If any Unicode extension values were requested in the input BCP 47 language tag that led to this locale, the key-value pairs that were requested and are supported for this locale are included in locale.
numberingSystem
The value provided for this properties in the options argument, if present, or the value requested using the Unicode extension key "nu" or filled in as a default.
notation
The value provided for this property in the options argument, if present, or "standard filled in as a default.
compactDisplay
The value provided for this property in the options argument, or "short" filled in as a default.  This property is only present if the notation is set to "compact". 
signDisplay
The value provided for this property in the options argument, or "auto" filled in as a default. 
useGrouping
The values provided for these properties in the options argument or filled in as defaults.
currency

currencyDisplay

The values provided for these properties in the options argument or filled in as defaults. These properties are only present if style is "currency".

Only one of the following two groups of properties is included:

minimumIntegerDigits

minimumFractionDigits
maximumFractionDigits

The values provided for these properties in the options argument or filled in as defaults. These properties are present only if neither minimumSignificantDigits nor maximumSignificantDigits was provided in the options argument.
minimumSignificantDigits

maximumSignificantDigits

The values provided for these properties in the options argument or filled in as defaults. These properties are present only if at least one of them was provided in the options argument.

Examples

Using the resolvedOptions method

var de = new Intl.NumberFormat('de-DE');
var usedOptions = de.resolvedOptions();

usedOptions.locale;                // "de-DE"
usedOptions.numberingSystem;       // "latn"
usedOptions.notation;              // "standard"
usedOptions.signDisplay;           // "auto"
usedOption.style;                  // "decimal"
usedOptions.minimumIntegerDigits;  // 1
usedOptions.minimumFractionDigits; // 0
usedOptions.maximumFractionDigits; // 3
usedOptions.useGrouping;           // true

Specifications

Specification
ECMAScript Internationalization API (ECMA-402)The definition of 'Intl.NumberFormat.prototype.resolvedOptions' in that specification.

Browser compatibility

Update compatibility data on GitHub

Desktop Mobile Server
Chrome Edge Firefox Internet Explorer Opera Safari Android webview Chrome for Android Firefox for Android Opera for Android Safari on iOS Samsung Internet Node.js
resolvedOptions Chrome

Full support 24

Edge

Full support 12

Firefox

Full support 29

IE

Full support 11

Opera

Full support 15

Safari

Full support 10

WebView Android

Full support 4.4

Chrome Android

Full support 25

Firefox Android

Full support 56

Opera Android

Full support 14

Safari iOS

Full support 10

Samsung Internet Android

Full support 1.5

nodejs Full support 0.12

Notes'

Full support 0.12

Notes'

Notes' Before version 13.0.0, only the locale data for en-US is available by default. See the NumberFormat() constructor for more details.

Legend

Full support  
Full support
See implementation notes.'
See implementation notes.


See also

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