items
simpleCart.Item.equals( item )
arguments:
- item: item to compare with
returns:
- true if items are the same (has all the same attributes except id)
- false, otherwise
var shirt = simpleCart.add({ name: "Shirt" , price: 4 }),
mug = simpleCart.add({ name: "Mug" , price 2 }),
shirt2 = simpleCart.add({ name: "Shirt" , price: 4 });
shirt.equals( mug ); // false
shirt.equals( shirt2 ); // true
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