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. // Delete any point with `x > 10`. setObj.forEach(function(point){ if(point.x > 10){ setObj.delete(point) } })
Specifications
Specification | Status | Comment |
---|---|---|
ECMAScript 2015 (6th Edition, ECMA-262) The definition of 'Set.prototype.delete' in that specification. |
Standard | Initial definition. |
ECMAScript Latest Draft (ECMA-262) The definition of 'Set.prototype.delete' in that specification. |
Draft |
Browser compatibility
Feature | Chrome | Edge | Firefox (Gecko) | Internet Explorer | Opera | Safari |
---|---|---|---|---|---|---|
Basic support | 38 | (Yes) | 13.0 (13.0) | 11 | 25 | 7.1 |
Feature | Android | Chrome for Android | Edge | Firefox Mobile (Gecko) | IE Mobile | Opera Mobile | Safari Mobile |
---|---|---|---|---|---|---|---|
Basic support | No support | 38 | (Yes) | 13.0 (13.0) | No support | No support | 8 |
See also
Document Tags and Contributors
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Contributors to this page:
motet-a,
jameshkramer,
nmve,
kdex,
stavarotti,
jsjunkies,
eduardoboucas,
fscholz,
makrem025,
realityking
Last updated by:
motet-a,