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TypeScript | String charAt() Method

  • Last Updated : 09 Aug, 2021

The charAt() method in TypeScript is used to return the character at the specified index of the string. The characters string are indexed from left to right.

Syntax:

string.charAt( index )

Parameter: This method accepts a single parameter as mentioned above and described below:

  • index: It is an integer value between 0 and 1 less than the length of the string.

Return Value: This method returns a character for the given index in the argument.

Below examples illustrate the working of charAt() method in TypeScript:
Example 1: 

TypeScript




// Original string
var str = new String(
    'JavaScript is object oriented language');
 
// Finding the character at given index 
var value = str.charAt(14);
console.log(value);

Output:

o

Example 2: 

TypeScript




// Original string
var str = new String(
    'JavaScript is object oriented language');
 
// Finding the character at given index 
console.log("str.charAt(0) is: " + str.charAt(0));
console.log("str.charAt(1) is: " + str.charAt(1)); 

Output: 

str.charAt(0) is:J
str.charAt(1) is:a

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