和老師一樣的,clientHeight獲取圖片可視高度,為什么獲取到的是整張的高度,效果就成這樣了
function SetimgHeight(){
var pictures = g('.picture');
for (var i = 0; i < pictures.length; i++) {
pictures[i].style.marginTop = (-1*pictures[i].clientHeight/2)+'px';
}
}
function SetimgHeight(){
var pictures = g('.picture');
for (var i = 0; i < pictures.length; i++) {
pictures[i].style.marginTop = (-1*pictures[i].clientHeight/2)+'px';
}
}
2017-03-10
舉報
2017-03-14
全部代碼在樓上