JavaScript RegExp {X}Quantifier
JavaScript RegExp ObjectDefinition and Usage
n{X,} Quantifier matches any string containing Xnsequence of characters.
XMust be a number.
Syntax
new RegExp("n{X}")
Or a simpler way:
/n{X}/
Or a simpler way:
/n{X}/
Browser Support
All major browsers support the {X} quantifier.
Example
Example
Do a global search for substrings containing a sequence of four digits:
var str="100, 1000 or 10000?";
var patt1=/d{4}/g;
var patt1=/d{4}/g;
Match four digits:
var str="100, 1000 or 10000?";
var patt1=/\d{4}/g;
Try it yourself »
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