Situatie
We created a temp variable to store the value of a temporarily.
We assigned the value of b to a.
The value of temp is assigned to b
As a result, the value of the variables are swapped.
Solutie
Pasi de urmat
//JavaScript program to swap two variables
//take input from the users
let a = prompt(‘Enter the value of a: ‘);
let b = prompt(‘Enter the value of b: ‘);
//create a temporary variable
let temp;
//swap variables
temp = a;
a = b;
b = temp;
console.log(`The value of a after swapping: ${a}`);
console.log(`The value of b after swapping: ${b}`);
Output
Enter the first variable: 4
Enter the second variable: 2
The value of a after swapping: 2
The value of b after swapping: 4
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