How to Replace Null Value with 0 from an Array in Javascript?
Sep 23, 2022 . Admin
Hello dev,
This article is focused on how to replace null value with 0 from an array javascript. This article will give you simple example of how to replace null with 0 in array using javascript. you can understand a concept of replace null value with 0 from an array in javascript. if you have question about javascript replace null value with 0 from an array then I will give simple example with solution.
In this example, I am going to explain to you how to replace a null value with 0 from an array in javascript. We have to write a function that takes in an object with many keys and replaces all false values with a (0). We will simply iterate over the original object.
So, let's see bellow solution:
Example: 1
<!DOCTYPE html>
<html>
<head>
<title>How to Replace Null Value with 0 from an Array in Javascript? - MyWebtuts.com</title>
</head>
<body>
<h1>How to Replace Null Value with 0 from an Array in Javascript? - MyWebtuts.com</h1>
<script type="text/javascript">
const obj = {
key1: 'Hello',
key2: 'Pratik',
key3: 45,
key4: null,
};
const swapValue = (obj) => {
Object.keys(obj).forEach(key => {
if(!obj[key]){
obj[key] = 0;
}
});
};
swapValue(obj);
//Give output to console...
console.log(obj);
</script>
</body>
</html>
Output:
{
key1: "Hello",
key2: "Pratik",
key3: 45,
key4: 0
}
I hope it will help you...