JavaScript RegExp i Modifier

Complete RegExp Object Reference

Definition and Usage

When the i modifier is set the regular expression ignores the case of the characters.

Syntax

new RegExp("regexp","i")

OR

/regexp/i

Example

In the following code we will do a case insensitive search for "w3schools":

var str = "Visit W3Schools";
var patt1 = new RegExp("w3schools","i");

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

Visit W3Schools

Try-It-Yourself Demos

i
How to use the "i" modifier to do a case insensitive search for a sting using a string object.

i
How to use the "i" modifier to do a case insensitive search for a sting using a regular expression object.

Complete RegExp Object Reference

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