var oldArr = [{
id: 1,
name: 'apple',
price: '8',
num: '5'
},{
id: 2,
name: 'peach',
price: '10',
num: '20'
},{
id: 3,
name: 'banana',
price: '4',
num: '10'
},{
id: 5,
name: 'grape',
price: '15',
num: 2
}];
var newArr = [{
id: 1,
name: 'apple',
price: '9',
num: '4'
},{
id: 2,
name: 'peach',
price: '10',
num: '201'
},{
id: 5,
name: 'grape',
price: '14',
num: '2'
},{
id: 9,
name: 'price',
price: '7',
num: '10'
}]
initOrderDate(oldAr
