Example Analysis of return value in javascript

Editor to share with you the example analysis of the return values in javascript. I hope you will get something after reading this article. Let's discuss it together.

Function with return value

All right, let's change the alert (sum) line to the following code:

Return sum

The value after return is called the return value. The return value can be stored in the variable by calling the function using the following statement.

Result = add2 (3jue 4)

After the statement is executed, the value in the result variable is 7. It is worth noting that in our function, parameters and return values are numbers, but they can also be strings and other types.

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