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生产图片区域,上传按钮#btn可替换自己想要的图片

<ul id="ul_pics" class="ul_pics clearfix"><li><img src="logo.png" id="btn" class="img_common" /></li> </ul>
plupload上传

var uploader = new plupload.Uploader({//创建实例的构造方法runtimes: "html5,flash,silverlight,html4", //上传插件初始化选用那种方式的优先级顺序browse_button: "btn", // 上传按钮url: "ajax.php", //远程上传地址flash_swf_url: "plupload/Moxie.swf", //flash文件地址silverlight_xap_url: "plupload/Moxie.xap", //silverlight文件地址filters: { max_file_size: "10mb", //最大上传文件大小(格式100b, 10kb, 10mb, 1gb) mime_types: [//允许文件上传类型{title: "files", extensions: "jpg,png,gif,jpeg"} ]},multi_selection: true, //true:ctrl多文件上传, false 单文件上传init: { FilesAdded: function(up, files) { //文件上传前if ($("#ul_pics").children("li").length > 30) { alert("您上传的图片太多了!"); uploader.destroy();} else { var li = ""; plupload.each(files, function(file) { //遍历文件li += "<li id="" + file["id"] + ""><div class="progress"><span class="bar"></span><span class="percent">0%</span></div></li>"; }); $("#ul_pics").prepend(li); uploader.start();} }, UploadProgress: function(up, file) { //上传中,显示进度条var percent = file.percent;$("#" + file.id).find(".bar").css({"width": percent + "%"});$("#" + file.id).find(".percent").text(percent + "%"); }, FileUploaded: function(up, file, info) { //文件上传成功的时候触发var data = eval("(" + info.response + ")");//解析返回的json数据$("#" + file.id).html("<input type="hidden"name="pic[]" value="" + data.pic + ""/><input type="hidden"name="pic_name[]" value="" + data.name + ""/><img class="img_common" onclick=delPic("" + data.pic + "","" + file.id + "") src="" + data.pic + ""/>");//追加图片 }, Error: function(up, err) { //上传出错的时候触发alert(err.message); }} }); uploader.init();
ajax删除上传的图片

function delPic(pic, file_id) { //删除图片 参数1图片路径 参数2 随机数if (confirm("确定要删除吗?")) { $.post("del.php", {pic: pic}, function(data) {$("#" + file_id).remove() })} }
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