你是要保证加载的顺序和最初的列表顺序一致吗？
let list = [image1,image2,image3]
let position = 0
let length = list.length
let loop = function(){
let image = list[position]

wx.getImageInfo({
success:(res)=>{
//doSomething
if (++position loop()
}

}
})

}