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 thenotation
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 ifstyle
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 neitherminimumSignificantDigits
normaximumSignificantDigits
was provided in theoptions
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 theoptions
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
Browser compatibility
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out
https://github.com/mdn/browser-compat-data and send us a pull request.
Update compatibility data on GitHub
Desktop | Mobile | Server | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 Yes | Chrome Android Full support 26 | Firefox Android Full support 56 | Opera Android ? | Safari iOS Full support 10 | Samsung Internet Android Full support 1.5 | nodejs ? |
Legend
- Full support
- Full support
- Compatibility unknown
- Compatibility unknown