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Tag Archives: javascript-object

Both freeze and seal are used to create non extensible objects in JavaScript, but there are plenty of differences between them. Object.seal() allows changes to… Read More
An HTML document contains some methods and the task is to get all methods of the object. There are two methods to solve this problem… Read More
The task is to convert an Object {} to an Array [] of key-value pairs using JavaScript. Introduction: Objects, in JavaScript, is it’s most important… Read More
In ES5 and earlier, you could not use a variable as a property name inside an object literal. The only option you had was to… Read More
Given a JSON object and the task is to swap the JSON object key with values and vice-versa with the help of JavaScript. Approach 1:… Read More
There are two methods to iterate over an object which are discussed below: Method 1: Using for…in loop: The properties of the object can be… Read More
Given a JavaScript object and the task is to get the last element of the JavaScript object. Approach 1: Use Object.keys() method to get the… Read More
Create an associative array containing key-value pair and the task is to remove the objects from an associative array using JavaScript. We can remove objects… Read More
Given two JavaScript array/array objects and the task is to compare the equality of both array objects. Approach 1:   Use jQuery not() method to check for… Read More
Given an array of objects and the task is to remove the duplicate object element from the array list. There are two methods to solve… Read More
Given a JS Object and is the task to Convert it to JSON String. Using JSON.stringify() method: The JSON.stringify() method in javascript allows us to… Read More
Method 1: Checking all the object properties to find the value: The values of the object can be found by iterating through its properties. Each… Read More
The task is to convert a JavaScript Object into plain ES6 Map using JavaScript. we’re going to discuss few techniques. Approach Create an object. Create… Read More
In order to push an array into the object in JavaScript, we need to utilize the push() function. With the help of Array push function… Read More
Given a JavaScript Object and the task is to serialize it into a URL query parameters using JavaScript. Approach 1: Declare an object and store… Read More