The delete()
method removes the specified element from a Set
object.
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Syntax
mySet.delete(value);
Parameters
value
- The value to remove from
mySet
.
Return value
Returns true
if value
was successfully removed from mySet
; otherwise false
.
Examples
Using the delete()
method
const 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.
const 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 |
---|
ECMAScript (ECMA-262) The definition of 'Set.prototype.delete' in that specification. |
Browser compatibility
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Desktop | Mobile | Server | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
delete | Chrome Full support 38 | Edge Full support 12 | Firefox Full support 13 | IE Full support 11 | Opera Full support 25 | Safari Full support 8 | WebView Android Full support 38 | Chrome Android Full support 38 | Firefox Android Full support 14 | Opera Android Full support 25 | Safari iOS Full support 8 | Samsung Internet Android Full support 3.0 | nodejs
Full support
0.12
|
Legend
- Full support
- Full support
- User must explicitly enable this feature.
- User must explicitly enable this feature.