Javascript 如何交换多个对象的值?
例如,我有两个具有相同关键点的对象:Javascript 如何交换多个对象的值?,javascript,Javascript,例如,我有两个具有相同关键点的对象: var a = { k1: "aa", k2: "ab", k3: "ac", k4: "ad", k5: "ae" } var b = { k1: "ba", k2: "bb", k3: "bc", k4: "bd", k5: "be" } 例如,我需要在这些对象之间交换值k2、k3、k4。所以,我想得到这个结果: a = {
var a = {
k1: "aa",
k2: "ab",
k3: "ac",
k4: "ad",
k5: "ae"
}
var b = {
k1: "ba",
k2: "bb",
k3: "bc",
k4: "bd",
k5: "be"
}
例如,我需要在这些对象之间交换值k2、k3、k4。所以,我想得到这个结果:
a = {
k1: "aa",
k2: "bb",
k3: "bc",
k4: "bd",
k5: "ae"
}
b = {
k1: "ba",
k2: "ab",
k3: "ac",
k4: "ad",
k5: "be"
}
有什么方法可以快速做到这一点吗?我相信它可以在不添加中间对象的情况下执行。使用object.key和Array.prototype.indexOf函数的简单解决方案:
var a={k1:aa,k2:ab,k3:ac,k4:ad,k5:ae},
b={k1:ba,k2:bb,k3:bc,k4:bd,k5:be},
swapKeys=['k2','k3','k4'];
swapKeys.foreachk函数{
如果a中有k和b中有k{
var值=[a[k],b[k]];
a[k]=值[1];
b[k]=值[0];
}
};
console.loga;
console.logb
变量a={
k1:aa,
k2:ab,
k3:ac,
k4:ad,
k5:ae
}
变量b={
k1:ba,
k2:bb,
k3:bc,
k4:bd,
k5:be
}
函数交换
{
对于变量i=0;i