Page Comparison

string fruitLabel = getElement(argv, 0);
string fruit = getElement(argv, 1);

string chocolateLabel = getElement(argv, 2);
string chocolate = getElement(argv, 3);

string [] errors;

if( isNull(fruit) ){
 	errors = addElement(errors, fruitLabel);
	errors = addElement(errors, "What? You don't like fruits?");
}

if( chocolate != "yes" and chocolate != "of course"){
	errors = addElement(errors, chocolateLabel);
	errors = addElement(errors, "No way!");
}

return errors;