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JavaScript charCodeAt() Method
Example
Return the Unicode of the first character in a string:
var str = "HELLO WORLD";
var n = str.charCodeAt(0);
var n = str.charCodeAt(0);
The result of n will be:
Try it yourself »
Definition and Usage
The charCodeAt() method returns the Unicode of the character at the specified index in a string.
The index of the first character is 0, the second character 1, and so on.
Browser Support
The charCodeAt() method is supported in all major browsers.
Syntax
string.charCodeAt(index)
Parameter Values
| Parameter | Description |
|---|---|
| index | Required. An integer representing the index of the character you want to return |
Return Value
| Type | Description |
|---|---|
| Number | The unicode of the character at the specified index |
Technical Details
| JavaScript Version: | 1.2 |
|---|
More Examples
Example
Return the Unicode of the last character in a string:
var str = "HELLO WORLD";
var n = str.charCodeAt(str.length-1);
var n = str.charCodeAt(str.length-1);
The result of n will be:
Try it yourself »
JavaScript String Object
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