WeakMap.prototype.delete()
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
El método delete()
elimina un elemento específico del objeto WeakMap
.
Sintaxis
wm.delete(key);
Parámetros
- identificador (key)
-
Requerido. El identificador del elemento a eliminar en el objeto
WeakMap
.
Valor de retorno
true
si el elemento del objeto WeakMap
ha sido eliminado correctamente. Y false
si la llave a eliminar no fue encontrada en el objeto WeakMap
o bien, si la llave no es un objeto.
Ejemplos
Utilización del método delete
var wm = new WeakMap(); wm.set(window, "foo"); wm.delete(window); // Devuelve true. Eliminado correctamente. wm.has(window); // Devuelve false. El elemento window ya no es parte de WeakMap.
Especificaciones
Specification |
---|
ECMAScript® 2025 Language Specification # sec-weakmap.prototype.delete |
Compatibilidad con navegadores
Report problems with this compatibility data on GitHubdesktop | mobile | server | ||||||||||||
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delete |
Legend
Tip: you can click/tap on a cell for more information.
- Full support
- Full support
- See implementation notes.
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