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JavaScript RegExp ^ Quantifier

RegExp Object Reference JavaScript RegExp Object

Example

Do a global search for "Is" at the beginning of a string:

var str = "Is this his";
var patt1 = /^Is/g;

The marked text below shows where the expression gets a match:

Is this his

Try it yourself »


Definition and Usage

The ^n quantifier matches any string with n at the beginning of it.

Tip: Use the n$ quantifier to match any string with n at the END of it.


Browser Support

Internet Explorer Firefox Opera Google Chrome Safari

The ^ quantifier is supported in all major browsers.


Syntax

new RegExp("^n")

or

/^n/

Syntax with modifiers

new RegExp("^n","g")

or simply:

/\^n/g


More Examples

Example

Do a global, case-insensitive, multiline search for "is" at the beginning of each line in a string:

var str = "\nIs th\nis h\nis?";
var patt1 = /^is/gmi;

The marked text below shows where the expression gets a match:


Is th
is h
is?

Try it yourself »


RegExp Object Reference JavaScript RegExp Object

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