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Declares a function with the specified parameters. Acceptable parameters include strings, numbers, and objects.
Syntax
function name( [param] [, param] [..., param] )
{
statements
}
Parameters
| Parameter | Description |
|---|---|
| name | The function name. |
| param | The name of an argument to be passed to the function. A function can have up to 255 arguments. |
| statements | The statements which comprise the body of the function. |
Description
To return a value, the function must have a return statement that specifies the value to return.
A function created with the function statement is a Function object and has all the properties, methods, and behavior of Function objects.
Examples
The following code declares a function that returns the total dollar amount of sales, when given the number of units sold of products a, b, and c.