JavaScript BigInt valueOf() Method

The BigInt.toString() method is an inbuilt method in JavaScript that is used to return the wrapped primitive value of a BigInt object.

Syntax:

bigIntObj.valueOf()

Parameters: This method does not accept any parameter.

Return value: This method returns a BigInt representing the primitive value of the specified BigInt object.

The below examples illustrate the BigInt.prototype.toString() method in JavaScript:

Example 1: This example shows the basic use of the BigInt.prototype.toString() method in JavaScript.

javascript

<script>
    console.log(typeof Object(1324n));
    console.log(typeof Object(24324).valueOf());
</script>

Output:

"object"
"number"

Example 2: This example shows the basic use of the BigInt.prototype.toString() method in JavaScript.

javascript

<script>
    console.log(typeof Object("GeeksforGeeks"));
    console.log(typeof Object("GeeksforGeeks").valueOf());
</script>

Output:

"object"
"string"

We have a complete list of Javascript BigInt Methods, to check those please go through the Javascript BigInt Complete Reference article.

Supported Browsers: The browsers supported by BigInt.prototype.valueOf() method are listed below:

• Google Chrome 67 and above
• Edge 79 and above
• Firefox 68 and above
• Opera 54 and above
• Safari 14 and above