Javascript function in laravel not working in IE-working fine in other browsers why? | Learning Curve- Perfect Tutorial for the beginers

<script language="javascript">
function (firstparam=2,secondparam=null)
{
return result;
}
</script>

function (firstparam=2,secondparam=null)

{

return result;

}

</script>

Function stops works in IE because of the above code, dont give default value or some values in the
fucntion definition

remove “firstparam=2,secondparam=null” in the function definition so please use the function name as
below it will work in all browsers

<script language="javascript">
function (firstparam,secondparam)
{
return result;
}
</script>

function (firstparam,secondparam)

{

return result;

}

</script>