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TypeScript | String charCodeAt() Method

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  • Last Updated : 18 Jun, 2020
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The charCodeAt() is an inbuilt function in TypeScript which is used to return the number indicating the Unicode value of the character at the specified index. 
Syntax:

string.charCodeAt(index);

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

  • index This parameter is an integer between 0 and 1 less than the length of the string.

Return Value: This method returns number indicating the Unicode value of the character at the given index.

Below example illustrate the  String charCodeAt() method in TypeScriptJS:

Example 1: 

JavaScript




var str = new String("JavaScript is object oriented language");
  
// Finding number indicating the Unicode value
// of the character at the given index
var value = str.charCodeAt(14);
console.log(value);

Output: 

111

Example 2: 

JavaScript




var str = new String('JavaScript is object oriented language'); 
  
// Finding number indicating the Unicode value
// of the character at the given index
console.log("Character at 0 is : " + str.charCodeAt(0)); 
console.log("Character at 1 is : " + str.charCodeAt(1));

Output: 

Character at 0 is : 74
Character at 1 is : 97
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