Javascript 将键和值对分隔为两个数组
将键和值分离为两个不同数组的最佳方法是什么-Javascript 将键和值对分隔为两个数组,javascript,arrays,key,Javascript,Arrays,Key,将键和值分离为两个不同数组的最佳方法是什么- var data = {"A Key": 34, "Another Key": 16, "Last Key": 10}; 会变成这样- data1 = ["A Key", "Another Key", "Last Key"]; data2 = [34, 16, 10]; 谢谢 var data = {"A Key": 34, "Another Key": 16, "Last Key": 10}; var data1 = [], data
var data = {"A Key": 34, "Another Key": 16, "Last Key": 10};
会变成这样-
data1 = ["A Key", "Another Key", "Last Key"];
data2 = [34, 16, 10];
谢谢
var data = {"A Key": 34, "Another Key": 16, "Last Key": 10};
var data1 = [],
data2 = [];
for (var property in data) {
if ( ! data.hasOwnProperty(property)) {
continue;
}
data1.push(property);
data2.push(data[property]);
}
data
没有显式地具有此属性(即原型链上没有更高的属性),则跳过此迭代.此函数将
数据
对象拆分为键和值数组。它返回一个包含两个数组的对象
function splitObj(data){
var keys = [],
vals = [];
for (var l in data) {
if (data.hasOwnProperty(l){
keys.push(l);
vals.push(data[l]];
}
}
return {keys: keys,vals:vals};
}
您可以使用
for in
循环遍历属性,然后根据需要将它们分配给数组
确保检查键是否是对象的属性,而不是原型的属性
var data1 = [];
var data2 = [];
for (var key in p) {
if (p.hasOwnProperty(key)) {
data1.push(key);
data2.push(p[key]);
}
}
这个怎么样<代码>变量数据={“一个键”:34,“另一个键”:16,“最后一个键”:10};var data1=Object.keys(数据);var data2=对象值(数据)代码>
var data1 = [];
var data2 = [];
for (var key in p) {
if (p.hasOwnProperty(key)) {
data1.push(key);
data2.push(p[key]);
}
}