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JavaScript RegExp {X,Y} Quantifier
JavaSript RegExp Object
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.
Syntax
new RegExp("n{X,Y}")
or simply:
/n{X,Y}/
or simply:
/n{X,Y}/
Browser Support
The {X,Y} quantifier is supported in all major browsers.
Example
Example
Do a global search for a substring that contains a sequence of three to four digits:
var str="100, 1000 or 10000?";
var patt1=/\d{3,4}/g;
var patt1=/\d{3,4}/g;
The marked text below shows where the expression gets a match:
100, 1000 or 10000?
Try it yourself »
JavaSript RegExp Object
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