Intl.DisplayNames.prototype.resolvedOptions()
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.
The resolvedOptions()
method of Intl.DisplayNames
instances returns a new object with properties reflecting the options computed during initialization of this DisplayNames
object.
Syntax
resolvedOptions()
Parameters
None.
Return value
A new object with properties reflecting the options computed during the initialization of this DisplayNames
object. The object has the following properties, in the order they are listed:
locale
-
The BCP 47 language tag for the locale actually used, determined by the locale negotiation process. No Unicode extension key will be included in the output.
style
-
The value provided for this property in the
options
argument, with default filled in as needed. It is either"narrow"
,"short"
, or"long"
. The default is"long"
. type
-
The value provided for this property in the
options
argument. It is either"language"
,"region"
,"script"
,"currency"
,"calendar"
, or"dateTimeField"
. It is required so there is no default. fallback
-
The value provided for this property in the
options
argument. It is either"code"
or"none"
. The default is"code"
. languageDisplay
-
The value provided for this property in the
options
argument. It is either"dialect"
or"standard"
. The default is"dialect"
.
Examples
Using resolvedOptions
const displayNames = new Intl.DisplayNames(["de-DE"], { type: "region" });
const usedOptions = displayNames.resolvedOptions();
console.log(usedOptions.locale); // "de-DE"
console.log(usedOptions.style); // "long"
console.log(usedOptions.type); // "region"
console.log(usedOptions.fallback); // "code"
const displayNames = new Intl.DisplayNames("en", {
type: "language",
languageDisplay: "standard",
});
const usedOptions = displayNames.resolvedOptions();
console.log(usedOptions.type); // "language"
console.log(usedOptions.languageDisplay); // "standard"
Specifications
Specification |
---|
ECMAScript Internationalization API Specification # sec-Intl.DisplayNames.prototype.resolvedOptions |
Browser compatibility
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