let result:number = 0;
for(let i = 0;i<10;i++)
{
result += i;
}
console.log("结果:" + result)
result = 0;
let datas = [1,2,3,4,5,6,7,8,9];
datas.every((val,idx,array)=>{
result += val;
return true; //返回true表示继续,返回false退出迭代
})
console.log("结果:" + result)