Overview / Web Technology
Web technology reference for developers
HTML
Structure of content on the web
CSS
Code used to describe document style
JavaScript
General-purpose scripting language
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Protocol for transmitting web resources
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Interfaces for building web applications
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Developing extensions for web browsers
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Web Technology
Web technology reference for developers
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Neste artigoSet
Object/Function
Function.displayName
Não padrãoFunction.length
Function.name
prototype
Function.arguments
Não padrão DeprecatedFunction.caller
Não padrão DeprecatedObject.prototype.__defineGetter__()
DeprecatedObject.prototype.__defineSetter__()
DeprecatedObject.prototype.__lookupGetter__()
DeprecatedObject.prototype.__lookupSetter__()
DeprecatedObject.prototype.hasOwnProperty()
Object.prototype.isPrototypeOf()
Object.prototype.propertyIsEnumerable()
Object.prototype.toLocaleString()
Object.prototype.toString()
Object.prototype.valueOf()
Baseline Widely available
This feature is well established and works across many devices and browser versions. Itâs been available across browsers since July 2015.
O método clear()
remove todos os elementos de um objeto Set
.
mySet.clear();Exemplos Usando o método
clear
js
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
Especificações Specification ECMAScript® 2026 Language Specification .
This page was last modified on 8 de nov. de 2023 by MDN contributors.
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