Home > Article > Web Front-end > Introduction to the use of valueOf() method in JavaScript_Basic knowledge

Introduction to the use of valueOf() method in JavaScript_Basic knowledge

WBOYOriginal: 2016-05-16 15:56:231856browse

JavaScript’s Boolean.valueOf() method returns the original value of the specified Boolean object.
Grammar

boolean.valueOf()

Here are the details of the parameters:

Return value:

Returns the original value of the specified Boolean object.
Example:

<html>
<head>
<title>JavaScript valueOf() Method</title>
</head>
<body>
<script type="text/javascript">
var flag = new Boolean(false); 
document.write( "flag.valueOf is : " + flag.valueOf() ); 
</script>
</body>
</html>

This will produce the following results:

flag.valueOf is : false

Statement：

The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn

Previous article：Highlights of Determining Visitor Terminal Type_Javascript TipsNext article：Highlights of Determining Visitor Terminal Type_Javascript Tips

See more

Introduction to the use of valueOf() method in JavaScript_Basic knowledge

Related articles