js的setAttribute设置属性问题

Question

setAttribute("name", "mymps_img_变量") name的名称后面怎么设置变量，效果如mymps_img_0；mymps_img_1；mymps_img_2

Answer 1

 var mymps_img_0=0,mymps_img_1=1,mymps_img_2=2;
for(var i=0;i<3;i++)
document.getElementById('xxxx'+i).setAttribute('name',window['mymps_img_'+i]);