YouTipJsref Return
# JavaScript return Statement
[ JavaScript Statement Reference](#)
## Example
Return the value of PI:
function myFunction(){return Math.PI; }
Output:
3.141592653589793
[Try it Yourself »](#)
More examples are included at the bottom of this page.
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## Definition and Usage
The return statement terminates function execution and returns a value from the function.
Please read our JavaScript tutorial to learn more about functions. First, we can learn about (#) and (#). For more detailed content, see (#), (#), (#), and (#).
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## Browser Support
| Statement | | | | | |
| --- | --- | --- | --- | --- | --- |
| return | Yes | Yes | Yes | Yes | Yes |
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## Syntax
return [];
Returns the value of expression. If omitted, i.e., return; then it returns undefined.
The following return statements will all terminate the execution of the function:
return;return true;return false;return x;return x + y / 3;
## Parameter Values
| Parameter | Description |
| --- | --- |
| _value_ | Optional. Specifies the value to be returned from the function. If omitted, it returns **undefined** |
## Technical Details
| JavaScript Version: | 1.0 |
| --- |
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## More Examples
## Example
Calculate the product of two numbers and return the result:
var x = myFunction(4, 3); // Call the function, assign the return value to variable x
function myFunction(a, b) {
return a * b; // Function returns the product of a and b
}
The output of _x_ will be:
12
[Try it Yourself »](#)
## Return a Function
function magic(x){
return function calc(x){return x *42};
}
var answer = magic();
answer(1337);// 56154
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## Related Pages
JavaScript Tutorial: (#)
JavaScript Tutorial: (#)
JavaScript Tutorial: (#)
JavaScript Tutorial: (#)
JavaScript Tutorial: (#)
JavaScript Tutorial: (#)
JavaScript Reference: [JavaS