🍄property descriptor

JS ⟩ value ⟩ object ⟩ property ⟩ attribute ⟩ property descriptor

an object that represents the attributes of another object.

// data property descriptor
{
    value: 1
    writable: true,
    enumerable: true,
    configurable: true,
}

// accessor property descriptor
{
    get: function(){},    // ES6: get(){}
    set: function(){},    // ES6: set(){}
    enumerable: true,
    configurable: true,
}

📗 參考

• JavaScript: The Definitive Guide ⟩ 14.1 Property Attributes

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📘 手冊