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
BCD tables only load in the browser