The delete operator deletes an object, an object's property, or an element from an array. The operator can also delete variables which are not declared with the var statement.

Oct 16, 2008 · To remove a property from an object (mutating the object), you can do it by using the delete keyword, like this:

3221 The delete operator allows you to remove a property from an object. The following examples all do the same thing.

Object.keys(object).forEach(key => delete object[key]); This will clean the object by going through every non-prototype property and deleting it. It's safer but slower. You need to decide if it makes sense for …

Jan 27, 2022 · I have a function which creates an object and I would like to delete it. I saw this post : Deleting Objects in JavaScript but I failed to create condition to delete it. class setBackgroundColor {

How to remove item from a JavaScript object [duplicate] Asked 14 years, 8 months ago Modified 6 years ago Viewed 496k times

forEach will run the function in first parameter for each element, and the delete keyword deletes a key from an object. Therefore, the code will delete a key of the object for each key.

How to delete a javascript object item by value? Asked 13 years, 10 months ago Modified 4 years, 10 months ago Viewed 31k times

You can delete a function if it's a member of an object. But you cannot remove a globally defined function.

I am wondering if it is possible for an object in javascript to delete itself once it has finished its task. For example, I have the following object... var myObject = Object.create(baseObject);