JavaScript String()Function

函数参考手册JavaScript Global Functions

Definition and Usage

The String() function converts the value of an object to a string.

Syntax

String(object)

Parameters Description
object Required. A JavaScript object.


Browser Support

Internet ExplorerFirefoxOperaGoogle ChromeSafari

All major browsers support the String() function.


Tips and Notes

Note:The String() function returns the same value as the toString() method of the string object.


Example

Example

Convert different objects to strings:

<script>

var test1 = new Boolean(1);
var test2 = new Boolean(0);
var test3 = new Boolean(true);
var test4 = new Boolean(false);
var test5 = new Date();
var test6 = new String("999 888");
var test7 = 12345;

document.write(String(test1)+ "<br>");
document.write(String(test2)+ "<br>");
document.write(String(test3)+ "<br>");
document.write(String(test4)+ "<br>");
document.write(String(test5)+ "<br>");
document.write(String(test6)+ "<br>");
document.write(String(test7)+ "<br>");

</script>

The output of the above example is:


Try it yourself »


函数参考手册JavaScript Global Functions Other Extensions