Handles the value of a HTML element. It sets the value of the element when the Value parameter is provided or it returns the value when the parameter is omitted
Parameters
ID: string
The id of the element for which we want to get/set the value.
optionalValue: string
The value to give to the element (if applicable)
Returns string
The value of the element (When no value parameter was passed to the function)
Handles the value of a HTML element. It sets the value of the element when the Value parameter is provided or it returns the value when the parameter is omitted