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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