Intl.NumberFormat

MDN Link for Intl.NumberFormat

Browser Support

Chrome

Edge

Firefox

Opera

Safari

Chrome Android

Firefox for Android

Opera Android

Safari on iOS

Samsung Internet

WebView Android

Deno

Node.js

Specification

Input values

Locale

Amount

Alternative use

Intl.NumberFormat can also be used from Number.prototype.toLocaleString()

const number = 123456.789
number.toLocaleString("en-US")
// 123,456.789

Output

unitDisplay

Chrome

Edge

Firefox

Opera

Safari

Chrome Android

Firefox for Android

Opera Android

Safari on iOS

Samsung Internet

WebView Android

Deno

Node.js

Specification

{
	unitDisplay: "short"
}
// 123,456.789  

{
	unitDisplay: "long"
}
// 123,456.789  

{
	unitDisplay: "narrow"
}
// 123,456.789  

compactDisplay

Chrome

Edge

Firefox

Opera

Safari

Chrome Android

Firefox for Android

Opera Android

Safari on iOS

Samsung Internet

WebView Android

Deno

Node.js

Specification

{
	compactDisplay: "short"
}
// 123,456.789  

{
	compactDisplay: "long"
}
// 123,456.789  

notation

Chrome

Edge

Firefox

Opera

Safari

Chrome Android

Firefox for Android

Opera Android

Safari on iOS

Samsung Internet

WebView Android

Deno

Node.js

Specification

{
	notation: "standard"
}
// 123,456.789  

{
	notation: "scientific"
}
// 1.235E5  

{
	notation: "engineering"
}
// 123.457E3  

{
	notation: "compact"
}
// 123K  

signDisplay

Chrome

Edge

Firefox

Opera

Safari

Chrome Android

Firefox for Android

Opera Android

Safari on iOS

Samsung Internet

WebView Android

Deno

Node.js

Specification

{
	signDisplay: "auto"
}
// 123,456.789  

{
	signDisplay: "never"
}
// 123,456.789  

{
	signDisplay: "always"
}
// +123,456.789  

{
	signDisplay: "exceptZero"
}
// +123,456.789  

useGrouping

Chrome

Edge

Firefox

Opera

Safari

Chrome Android

Firefox for Android

Opera Android

Safari on iOS

Samsung Internet

WebView Android

Deno

Node.js

Specification

{
	useGrouping: true
}
// 123,456.789  

{
	useGrouping: false
}
// 123456.789  

minimumIntegerDigits

Chrome

Edge

Firefox

Opera

Safari

Chrome Android

Firefox for Android

Opera Android

Safari on iOS

Samsung Internet

WebView Android

Deno

Node.js

Specification

{
	minimumIntegerDigits: 1
}
// 123,456.789  

{
	minimumIntegerDigits: 2
}
// 123,456.789  

{
	minimumIntegerDigits: 3
}
// 123,456.789  

{
	minimumIntegerDigits: 4
}
// 123,456.789  

{
	minimumIntegerDigits: 5
}
// 123,456.789  

minimumFractionDigits

Chrome

Edge

Firefox

Opera

Safari

Chrome Android

Firefox for Android

Opera Android

Safari on iOS

Samsung Internet

WebView Android

Deno

Node.js

Specification

{
	minimumFractionDigits: 1
}
// 123,456.789  

{
	minimumFractionDigits: 2
}
// 123,456.789  

{
	minimumFractionDigits: 3
}
// 123,456.789  

{
	minimumFractionDigits: 4
}
// 123,456.7890  

{
	minimumFractionDigits: 5
}
// 123,456.78900  

maximumFractionDigits

Chrome

Edge

Firefox

Opera

Safari

Chrome Android

Firefox for Android

Opera Android

Safari on iOS

Samsung Internet

WebView Android

Deno

Node.js

Specification

{
	maximumFractionDigits: 1
}
// 123,456.8  

{
	maximumFractionDigits: 2
}
// 123,456.79  

{
	maximumFractionDigits: 3
}
// 123,456.789  

{
	maximumFractionDigits: 4
}
// 123,456.789  

{
	maximumFractionDigits: 5
}
// 123,456.789  

minimumSignificantDigits

Chrome

Edge

Firefox

Opera

Safari

Chrome Android

Firefox for Android

Opera Android

Safari on iOS

Samsung Internet

WebView Android

Deno

Node.js

Specification

{
	minimumSignificantDigits: 1
}
// 123,456.789  

{
	minimumSignificantDigits: 2
}
// 123,456.789  

{
	minimumSignificantDigits: 3
}
// 123,456.789  

{
	minimumSignificantDigits: 4
}
// 123,456.789  

{
	minimumSignificantDigits: 5
}
// 123,456.789  

maximumSignificantDigits

Chrome

Edge

Firefox

Opera

Safari

Chrome Android

Firefox for Android

Opera Android

Safari on iOS

Samsung Internet

WebView Android

Deno

Node.js

Specification

{
	maximumSignificantDigits: 1
}
// 100,000  

{
	maximumSignificantDigits: 2
}
// 120,000  

{
	maximumSignificantDigits: 3
}
// 123,000  

{
	maximumSignificantDigits: 4
}
// 123,500  

{
	maximumSignificantDigits: 5
}
// 123,460  

localeMatcher

Chrome

Edge

Firefox

Opera

Safari

Chrome Android

Firefox for Android

Opera Android

Safari on iOS

Samsung Internet

WebView Android

Deno

Node.js

Specification

{
	localeMatcher: "best fit"
}
// 123,456.789  

{
	localeMatcher: "lookup"
}
// 123,456.789  