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    Set.prototype.clear()

    This is an experimental technology, part of the Harmony (ECMAScript 6) proposal.
    Because this technology's specification has not stabilized, check the compatibility table for usage in various browsers. Also note that the syntax and behavior of an experimental technology is subject to change in future version of browsers as the spec changes.

    Summary

    The clear() method removes all elements from a Set object.

    Syntax

    mySet.clear();

    Examples

    Example: Using the clear method

    var mySet = new Set();
    mySet.add(1);
    mySet.add("foo");
    
    mySet.size;       // 2
    mySet.has("foo"); // true
    
    mySet.clear();
    
    mySet.size;       // 0
    mySet.has("bar")  // false
    

    Specifications

    Specification Status Comment
    ECMAScript 6 (ECMA-262)
    The definition of 'Set.prototype.clear' in that specification.
    Draft Initial definition.

    Browser compatibility

    Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari
    Basic support 38 19.0 (19.0) 11 25 7.1
    Feature Android Chrome for Android Firefox Mobile (Gecko) IE Mobile Opera Mobile Safari Mobile
    Basic support Not supported 25 19.0 (19.0) Not supported Not supported iOS 8

    See also

    Document Tags and Contributors

    Contributors to this page: realityking, fscholz
    Last updated by: realityking,