Code example:

var add $=$ function$($ x$,$ y $)\{$

return $($ x $+$ y $)$;

$\}$

alert$($ add $(5,3))$;

$($Refer to code example above$)$ The function in this example

accepts $2$ parameters and returns $1$ value.

does not accept a parameter and returns $1$ value.

accepts $2$ parameters and returns $2$ values

accepts $2$ parameters and does not return a value.