JavaScript valueOf()Method
JavaScript String Object
Definition and Usage
The valueOf() method returns the primitive value of a String object.
Note:The valueOf() method is usually called automatically by JavaScript in the background, rather than being explicitly written in code.
Syntax
string.valueOf()
Browser Support
All major browsers support the valueOf() method.
Example
Example
Return the primitive value of a String object:
<script>
var str="Hello world!";
document.write(str.valueOf());
</script>
var str="Hello world!";
document.write(str.valueOf());
</script>
The output of the above example is:
Hello world!
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JavaScript String Object Other Extensions