this.data = this.list.reduce((total,per)=>{
total.push({
name:per.keyWrdDsc,
value:per.num1
}}
return total;
},[]);
this.config = ['bar','line','per'];
this.config.reduce((total,per)=>{
total[per] = true;
},{})
res = {bar:true,line:true,pei:true}
实例
计算数组元素相加后的总和:
var numbers = [65, 44, 12, 4];
function getSum(total, num) {
return total + num;
}
function myFunction(item) {
document.getElementById("demo").innerHTML = numbers.reduce(getSum);
}
输出结果:
125