Jquery 实现随机选择一张图片
14142023-05-12 17:08:07
js代码
var rand1 = 0; var useRand = 0; images = new Array; images[1] = new Image(); images[1].src = "http://goods.hnysnet.com/zb_users/theme/goods/style/images/w1.jpg"; images[2] = new Image(); images[2].src = "http://goods.hnysnet.com/zb_users/theme/goods/style/images/w2.jpg"; images[3] = new Image(); images[3].src = "http://goods.hnysnet.com/zb_users/theme/goods/style/images/w3.jpg"; images[4] = new Image(); images[4].src = "http://goods.hnysnet.com/zb_users/theme/goods/style/images/w4.jpg"; images[5] = new Image(); images[5].src = "http://goods.hnysnet.com/zb_users/theme/goods/style/images/w5.jpg"; function swapPic() { var imgnum = images.length - 1; do { var randnum = Math.random(); rand1 = Math.round((imgnum - 1) * randnum) + 1; } while (rand1 == useRand); useRand = rand1; document.randimg.src = images[useRand].src; }
html代码
<div class="wx_content"> <img name="randimg" src="http://goods.hnysnet.com/zb_users/theme/goods/style/images/w1.jpg"> </div>
应用实例:
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