index.md

---

title: Assignment (=)
slug: Web/JavaScript/Reference/Operators/Assignment
page-type: javascript-operator
browser-compat: javascript.operators.assignment

---

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The assignment (=) operator is used to assign a value to a variable. The assignment operation evaluates to the assigned value. Chaining the assignment operator is possible in order to assign a single value to multiple variables.

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Syntax

x = y

Examples

Simple assignment and chaining

let x = 5;
let y = 10;
let z = 25;

x = y; // x is 10
x = y = z; // x, y and z are all 25

Specifications

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Browser compatibility

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See also

• Assignment operators in the JS guide

• Destructuring assignment