JavaScript: Create a new string from a given string with the first character of the given string added at the front and back
JavaScript Basic: Exercise-24 with Solution
Write a JavaScript program to create another string from a given string with the first character of the given string added to the front and back.
Pictorial Presentation:

Sample Solution:
HTML Code:
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width">
<title>JavaScript program to create a new string from a given string with the first character of the given string added at the front and back.</title>
</head>
<body>
</body>
</html>
JavaScript Code:
function front_back(str)
{
first = str.substring(0,1);
return first + str + first;
}
console.log(front_back('a'));
console.log(front_back('ab'));
console.log(front_back('abc'));
Sample Output:
aaa aaba aabca
Flowchart:

ES6 Version:
function front_back(str)
{
first = str.substring(0,1);
return first + str + first;
}
console.log(front_back('a'));
console.log(front_back('ab'));
console.log(front_back('abc'));
Live Demo:
See the Pen JavaScript: string added at the front and back: basic-ex-24 by w3resource (@w3resource) on CodePen.
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JavaScript: Tips of the Day
Returns the last element for which the provided function returns a truthy value
Example:
const tips_findLast = (arr, fn) => arr.filter(fn).pop(); console.log(tips_findLast([2, 3, 4, 5, 6], n => n % 2 === 1));
Output:
5
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