JavaScript RegExp {X,Y} Quantifier
Example
A global search for a substring that contains a sequence of three to four digits:
let text = "100, 1000 or 10000?";
let pattern = /\d{3,4}/g;
Try it Yourself »
Definition and Usage
The n{X,Y} quantifier matches any string that contains a sequence of X to Y n's.
X and Y must be a number.
Browser Support
/n{X,Y}/ is an ECMAScript1 (ES1) feature.
ES1 (JavaScript 1997) is fully supported in all browsers:
| Chrome | IE | Edge | Firefox | Safari | Opera |
| Yes | Yes | Yes | Yes | Yes | Yes |
Syntax
new RegExp("n{X,Y}")
or simply:
/n{X,Y}/
Syntax with modifiers
new RegExp("n{X,Y}", "g")
or simply:
/n{X,Y}/g
