<div class="z_photo z_photo-add">
<div class="z_file">
<input type="file" name="file" id="file" value="" accept="image/*" multiple onchange="imgChange('z_photo','z_file');" />
<p>请选择相关的证件图片上传</p>
</div>
</div>
<div class="z_mask">
<div class="z_alert">
<p>确定要删除这张图片吗？</p>
<p>
<span class="z_cancel">取消</span>
<span class="z_sure">确定</span>
</p>
</div>
</div>
(function(doc, win) {
var docEl = doc.documentElement,
resizeEvt = 'orientationchange' in window ? 'orientationchange' : 'resize',
recalc = function() {
var clientWidth = docEl.clientWidth;
if (!clientWidth) return;
if (clientWidth >= 640) {
docEl.style.fontSize = '100px';
} else {
docEl.style.fontSize = 100 * (clientWidth / 640) + 'px';
}
};
if (!doc.addEventListener) return;
win.addEventListener(resizeEvt, recalc, false);
doc.addEventListener('DOMContentLoaded', recalc, false);
})(document, window);
//证书图片添加
function imgChange(obj1, obj2) {
//获取点击的文本框
var file = document.getElementById("file");
//存放图片的父级元素
var imgContainer = document.getElementsByClassName(obj1)[0];
//获取的图片文件
var fileList = file.files;
//文本框的父级元素
var input = document.getElementsByClassName(obj2)[0];
var imgArr = [];
//遍历获取到得图片文件
for (var i = 0; i < fileList.length; i++) {
var imgUrl = window.URL.createObjectURL(file.files[i]);
imgArr.push(imgUrl);
var img = document.createElement("img");
img.setAttribute("src", imgArr[i]);
var imgAdd = document.createElement("div");
imgAdd.setAttribute("class", "z_addImg");
imgAdd.appendChild(img);
imgContainer.appendChild(imgAdd);
};
imgRemove();
};
/*证件照上传*/
.z_addImg {
margin: 14px;
width: 180px;
height: 180px;
float: left;
border: 1px solid #eee;
}
.z_file {
position:relative;
width: 100%;
height: 200px;
background: url(../images/z_add.png) no-repeat center center;
background-size: 180px auto;
}
.offercontent_con_add div:nth-child(4n) {
margin-right:0;
}
.z_file p{
text-align: center;
line-height:20px;
font-size: 14px;
color: #aaa;
}
.z_file input::-webkit-file-upload-button {
width: 1rem;
height: 1rem;
border: none;
position: absolute;
outline: 0;
opacity: 0;
}
.z_file input#file {
display: block;
width: 100%;
height: 180px;
border: 0;
vertical-align: middle;
position: relative;
z-index:99;
opacity: 0;
}
.z_file input#file2 {
display: block;
width: 180px;
height: 180px;
border: 0;
vertical-align: middle;
position: relative;
z-index:99;
opacity: 0;
}
/*遮罩层*/
.z_mask {
width: 100%;
height: 100%;
background: rgba(0, 0, 0, .5);
position: fixed;
top: 0;
left: 0;
z-index: 999;
display: none;
}
.z_alert {
width: 300px;
height: 180px;
border-radius: 4px;
background: #fff;
font-size: 16px;
text-align: center;
position: absolute;
left: 50%;
top: 50%;
margin-left: -1.25rem;
margin-top: -100px;
}
.z_alert p:nth-child(1) {
line-height: 140px;
height: 140px;
}
.z_alert p:nth-child(2) span {
display: inline-block;
width: 49%;
height: 40px;
line-height: 40px;
float: left;
border-top: 1px solid #ddd;
}
.z_cancel {
border-right: 1px solid #ddd;
}
IE8兼容：https://blog.csdn.net/u014798510/article/details/51996905
https://www.imooc.com/article/9469
//该部分为图片展示缩略图的自定义
var newImg = '',newUrl = '',ci; ci = opt[0]; for (var i = 0; ci = opt[i++];) { newImg += '<div style="width:102px;height:130px;float:left;margin:10px;">' + '<div><img src="'+ci._src+'" class="img_preview" style="width:100px;height:100px;border:1px solid #ccc;" οnclick="imgPreview(this,\''+ ci._src +'\')"/></div>' + '<div style="width:102px;margin:0px auto 0px auto;">' + '<input type="button" value="删除" οnclick="deleteImage(this,\'' + ci._src + ',\')" /></div>' + '</div>'; newUrl += ci._src + ','; } var ueditor = $("#" + me.key); var parent = ueditor.closest('.uploadImageDiv'); var img_preview_arr = parent.find('div.img_preview_arr'); var img_url_arr = parent.find('form.imgPreviewForm').find('input.img_url_arr'); var content1 = img_preview_arr.html(); var content2 = img_url_arr.val(); img_preview_arr.html(content1+newImg); img_url_arr.val(content2+newUrl); return;
方法二：
<style type="text/css">
#preview,
.img,
img {
width: 200px;
height: 200px;
}
#preview {
border: 1px solid #000;
}
</style>
<div id="preview"></div>
<input type="file" onchange="preview(this)" />
<script type="text/javascript">
function preview(file) {
var prevDiv = document.getElementById('preview');
if (file.files && file.files[0]) {
var reader = new FileReader();
reader.onload = function(evt) {
prevDiv.innerHTML = '<img src="' + evt.target.result + '" />';
}
reader.readAsDataURL(file.files[0]);
} else {
prevDiv.innerHTML = '<div class="img" style="filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(sizingMethod=scale,src=\'' + file.value + '\'"></div>';
}
}
</script>
