<script>

    var bookList = [
        {name:"什么是批判",author:"福柯"},
        {name:"飞鸟集",author:"泰戈尔"}
    ];

    //增加操作
    bookList.push({name:"城堡",author:"卡夫卡"});

    //查询操作
    for (var i = 0; i < bookList.length; i++) {
        var obj = bookList[i];
        if (obj.name == "飞鸟集")
        {
            console.log(obj);
            break;
        }
    }

    //修改操作
    for (var i = 0; i < bookList.length; i++) {
        var obj = bookList[i];
        if (obj.name == "飞鸟集")
        {
            obj.author = "泰戈尔-戈尔泰"
        }
    }

    //删除操作
    for (var i = 0; i < bookList.length; i++) {
        var obj = bookList[i];
        if (obj.name == "飞鸟集")
        {
            //删除该对象
            bookList.splice(i, 1);
        }
    }

    console.log(bookList);

</script>