When I refreshed the page the error says : “ Cannot use isset() on the result of an [removed]you can use ”null !== expression“ instead)”

Question

Could someone help me with this problem which states that Fatal error: Cannot use isset() on the result of an expression (you can use \"null !== expression\" instead) and could

Answer 1

your code is so LONG that you can not really read it:

isset($_POST['idPresented']

is missing his ')' so change

isset($_POST['idPresented'] into isset($_POST['idPresented'])