The same value to delete an array of objects to develop an array of objects

var a = [
    {
        id: 1,
        name: 'hong'
    },
    {
        id: 2,
        name: 'huang'
    },
    {
        id: 3,
        name: 'lan'
    }
]

var b = [
    {
        id: 1,
        name: 'hong'
    },
    {
        id: 2,
        name: 'lan'
    },
    {
        id: 4,
        name: 'lv'
    }
]

b.forEach(item => {
    a = a.filter(a => a.id != item.id)
})
console.log(JSON.stringify(a))

　　Original link: https://www.cnblogs.com/guozongzhang/p/10921550.html