Set.prototype.delete()

The delete() method removes the specified element from a Set object.

Syntax

mySet.delete(value);

Parameters

value

Required. The value of the element to remove from the Set object.

Return value

true if an element in the Set object has been removed successfully; otherwise false.

Examples

Using the delete method

var mySet = new Set();
mySet.add("foo");

mySet.delete("bar"); // Returns false. No "bar" element found to be deleted.
mySet.delete("foo"); // Returns true.  Successfully removed.

mySet.has("foo");    // Returns false. The "foo" element is no longer present.

Let's checkout below how to delete an Object from a Set.

var setObj = new Set(); // Create a New Set.

setObj.add({x:10,y:20}); // Add object in the set.

setObj.add({x:20,y:30}); // Add object in the set.


setObj.forEach(function(point){ if(point.x>10){setObj.delete(point)} }) // Delete an object from a Set.

Specifications

Browser compatibility

See also

• Set
• Set.prototype.clear()