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Other References

CSSStyleDeclaration JS Conversion


JavaScript return


Examples

Return the value of PI:

function myFunction() {
  return Math.PI;
}
Try it Yourself »

Return "Hello John":

document.getElementById("demo").innerHTML = myFunction("John");

function myFunction(name) {
  return "Hello " + name;
}
Try it Yourself »

More examples below.


Definition and Usage

The return statement stops the execution of a function and returns a value.

Read our JavaScript Tutorial to learn all you need to know about functions. Start with the introduction chapter about JavaScript Functions and JavaScript Scope. For more detailed information, see our Function Section on Function Definitions, Parameters, Invocation and Closures.


Syntax

return value;

Parameters

Parameter Description
value Optional.
The value to be returned.
If omitted, it returns undefined


More Examples

Calculate the product of two numbers and return the result:

// Call a function and save the return value in x:
var x = myFunction(4, 3);

function myFunction(a, b) {
  // Return the product of a and b
  return a * b;
}
Try it Yourself »

Related Pages

JavaScript Tutorial: JavaScript Functions

JavaScript Tutorial: JavaScript Scope

JavaScript Tutorial: JavaScript Function Definitions

JavaScript Tutorial: JavaScript Function Parameters

JavaScript Tutorial: JavaScript Function Invocation

JavaScript Tutorial: JavaScript Function Closures

JavaScript Reference: JavaScript function Statement


Browser Support

return is an ECMAScript1 (ES1) feature.

ES1 (JavaScript 1997) is fully supported in all browsers:

Chrome IE Edge Firefox Safari Opera
Yes Yes Yes Yes Yes Yes