Answer to Question #205995 in HTML/JavaScript Web Application for Praveen

Question

Replacing Array Item

Given an array

myArray, targetItem, and a replaceItem, write a JS program to replace the targetItem with the given replaceItem in myArray. If myArray consists of more than one targetItem replace the first occurrence.Input

• The first line of input contains an array myArray
• The second line of input contains a targetItem
• The third line of input contains a replaceItem

Output

• The output should be an array containing the replaced item.

Sample Input 1

[1, 2, 3, "four", 5, 6]

"four"

4

Sample Output 1

[ 1, 2, 3, 4, 5, 6 ]

Sample Input 2

[22, 44, 88, 352, 352]

352

176

Sample Output 2

[ 22, 44, 88, 176, 352 ]

Answer 1

function replace(myArray, targetItem, replaceItem) {
    for (let i = 0; i < myArray.length; i++) {
        if (myArray[i] === targetItem) {
            myArray[i] = replaceItem;
            break;
        }
    }
}