Question

怎么用javascript在html中编写从1加到100。.用for和while语句

Answer 1

var sum = 0;for(var i = 1; i <= 100; i ++){
sum += i;
}

Answer 2

百度一下哈.... var total=0,total2=0;for(var i=1;i++; i<=100){ total=total+i;}alert(total); var n=1while (n<=100){
total2=total2+n;}alert(total2);