期望将如下对象截取前3对key-value
var obj = {
apple: 124,
banana: 23,
melon: 19,
pear: 100,
orange: 68
};
函数
intercept(ob,start,end) {
let Index_0 = Object.entries(obj).slice(start,end);
let Index_1 = Object.fromEntries(Index_0);
return Index_1;
}
调用
intercept(obj, 0, 3)
引用: https://blog.csdn.net/qq_35694359/article/details/129662866