3/7 total is not defined!spending 2hours on this...please help


#1

<PLEASE USE THE FOLLOWING TEMPLATE TO HELP YOU CREATE A GREAT POST!>

<Below this line, add a link to the EXACT exercise that you are stuck at.>

<In what way does your code behave incorrectly? Include ALL error messages.>
total is not defined, i am spending 2 hours on this please help me

```

var cashRegister = {
total: 0,
//insert the add method here
add: function(itemCost) {
total += itemCost;
},

scan: function (item) {
    switch (item) { 
    case "eggs": 
        this.add(0.98); 
        break;
    
    case "milk": 
        this.add(1.23); 
        break;
    
    //Add other 2 items here
    case "magazine": 
        this.add(4.99); 
        break;
        
    case "chocolate": 
        this.add(0.45); 
        break;                
    
    }
    return true;
}

};

//Scan 2 eggs and 3 magazines
cashRegister.scan(“magazine”);
cashRegister.scan(“magazine”);
cashRegister.scan(“magazine”);
cashRegister.scan(“eggs”);
cashRegister.scan(“eggs”);
//Show the total bill
console.log('Your bill is '+cashRegister.total);

<do not remove the three backticks above>

#2

this part

    add: function(itemCost) {
        total += itemCost;
        },

add this to total like that

    add: function(itemCost) {
        this.total += itemCost;
        },

#3

you are genius…i feel shame… thank you