WeakMap.prototype.clear()
Deprecated: This feature is no longer recommended. Though some browsers might still support it, it may have already been removed from the relevant web standards, may be in the process of being dropped, or may only be kept for compatibility purposes. Avoid using it, and update existing code if possible; see the compatibility table at the bottom of this page to guide your decision. Be aware that this feature may cease to work at any time.
The clear()
method used to remove all elements from a
WeakMap
object, but is no longer part of ECMAScript and its
implementations.
Syntax
clear()
Examples
Using the clear
method
var wm = new WeakMap();
var obj = {};
wm.set(obj, 'foo');
wm.set(window, 'bar');
wm.has(obj); // true
wm.has(window); // true
wm.clear();
wm.has(obj) // false
wm.has(window) // false
Specifications
Not part of any standard.
Browser compatibility
BCD tables only load in the browser