Web/JavaScript/Reference/Global objects/Reflect/get

From Get docs


The static Reflect.get() method works like getting a property from an object (target[propertyKey]) as a function.


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Syntax

Reflect.get(target, propertyKey[, receiver])

Parameters

target
The target object on which to get the property.
propertyKey
The name of the property to get.
receiver Optional
The value of this provided for the call to target if a getter is encountered. When used with Proxy, it can be an object that inherits from target.

Return value

The value of the property.

Exceptions

A TypeError, if target is not an Object.

Description

The Reflect.get method allows you to get a property on an object. It is like the property accessor syntax as a function.

Examples

Using Reflect.get()

// Object
let obj = { x: 1, y: 2 }
Reflect.get(obj, 'x')  // 1

// Array
Reflect.get(['zero', 'one'], 1)  // "one"

// Proxy with a get handler
let x = {p: 1};

let obj = new Proxy(x, {
  get(t, k, r) { 
    return k + 'bar'
  }
})
Reflect.get(obj, 'foo')  // "foobar"

//Proxy with get handler and receiver
let x = {p: 1, foo: 2}; 
let y = {foo: 3};

let obj = new Proxy(x, { 
  get(t, prop, receiver) {   
    return receiver[prop] + 'bar'   
  } 
}) 
Reflect.get(obj, 'foo', y) // "3bar"

Specifications

Specification
ECMAScript (ECMA-262)The definition of 'Reflect.get' in that specification.

Browser compatibility

Update compatibility data on GitHub

Desktop Mobile Server
Chrome Edge Firefox Internet Explorer Opera Safari Android webview Chrome for Android Firefox for Android Opera for Android Safari on iOS Samsung Internet Node.js
get Chrome

Full support 49

Edge

Full support 12

Firefox

Full support 42

IE

No support No

Opera

Full support 36

Safari

Full support 10

WebView Android

Full support 49

Chrome Android

Full support 49

Firefox Android

Full support 42

Opera Android

Full support 36

Safari iOS

Full support 10

Samsung Internet Android

Full support 5.0

nodejs

Full support 6.0.0

Legend

Full support  
Full support
No support  
No support


See also