JavaScript RegExp test() Method
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JavaScript RegExp test() Method
The RegExp test() method executes a regular expression search within a string, and returns a Boolean value that indicates whether a match was found.
Example
HTML Online Editor
<!DOCTYPE html>
<html>
<body>
<button onclick="myFunction()">Click me</button>
<p id="point"></p>
<script>
function myFunction() {
var str = "Pot I got is hot";
var pattern = new RegExp("o");
var result = pattern.test(str);
document.getElementById("point").innerHTML = result;
}
</script>
</body>
</html>
Syntax
RegExpObject.test(str)
Parameter Values
| Value | Type | Explanation |
|---|---|---|
| str | Required | The string against which to match the regular expression. |
Return Value
| Value | Explanation |
|---|---|
| true | If a search string finds a match. |
| false | If a search string does not finds a match. |
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