String charCodeAt()
str.charCodeAt(n)
str
is a stringn
is an integer (position/index)
charCodeAt() method returns the UTF-16 code (unicode) character (as integer) from string str
present at the index n
.
Examples
1. get unicode character at index
let name = 'apple';
let output = name.charCodeAt(3);
console.log(output);
2. n
outside the range of string, charCodeAt() returns NaN (Not a Number)
let name = 'apple';
let output = name.charCodeAt(15);
console.log(output);