JavaScript » String » charCodeAt

Syntax:
object.charCodeAt(index)

This method returns a character's Unicode value from a string by referring to its index within that string.

The characters in a string are indexed from left to right with the first character indexed as 0 and the last as String.length - 1.

Examples

Code:
myString = new String("charCodeAt method demonstration.")
document.write (myString.charCodeAt(2))
Explanation:

This code reads a character from the string at the specified index and writes its Unicode value to the document.