JavaScript RegExp {X,}Quantifier

RegExp 对象参考手册JavaScript RegExp Object

Definition and Usage

n{X,} Quantifier matches containing at least Xnof sequences of strings.

XMust be a number.

Syntax

new RegExp("n{X,}")

Or a simpler way:

/n{X,}/


Browser Support

Internet ExplorerFirefoxOperaGoogle ChromeSafari

All major browsers support the {X,} quantifier


Example

Example

Perform a global search for substrings that contain a sequence of at least three digits:

var str="100, 1000 or 10000?"; var patt1=/\d{3,}/g;

Belowmarkedtext shows the position where the expression gets a match:

100, 1000 or 10000?

Try it yourself »


RegExp 对象参考手册JavaScript RegExp Object Other extensions