要求:取指定目录下面的所有图片,以表格的型式展示并显示该图片的相对路径。
服务端代码:
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public partial class viewicon : system.web.ui.page { jarray ja = new jarray(); //定义一个数组 public string info = string .empty; protected void page_load( object sender, eventargs e) { var path1 = system.appdomain.currentdomain.basedirectory; //获取程序集目录 string path = path.combine(path1, "image" , "menu" ); //path.combine 将3个字符串组合成路径 var images = directory.getfiles(path, "." , searchoption.alldirectories).where(s => s.endswith( ".png" ) || s.endswith( ".jpg" ) || s.endswith( ".gif" )); //images = directory.getfiles(path, "*.png|*.jpg", searchoption.alldirectories); //directory.getfiles 返回指定目录的文件路径 searchoption.alldirectories 指定搜索当前目录及子目录 //遍历string 型 images数组 foreach (var i in images){ var str = i.replace(path1, "" ); //获取相对路径 var path2 = str.replace( "\\" , "/" );将字符“\\”转换为“/” ja.add(path2); } info = newtonsoft.json.jsonconvert.serializeobject(ja); //序列化为string } } |
前端代码:
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<script type= "text/javascript" > $( function (){ var images = <%=info%>; var list = []; list.push( "<table>" ); list.push( "<thead>" ); list.push( "<tr>" ); list.push( "<td>图标</td>" ); list.push( "<td>路径</td>" ); list.push( "<td>图标</td>" ); list.push( "<td>路径</td>" ); list.push( "</tr>" ); list.push( "</thead>" ); list.push( "<tbody>" ); $.each(images, function (a,b) { if ((a+1)%2==0){ list.push( "<td>" + "<img width='50' height='50' src = '../../" + b + "'></td>" ); list.push( "<td>" +b+ "</td>" ); list.push( "</tr>" ); } if ((a+1)%2!=0){ list.push( "<tr>" ); list.push( "<td>" + "<img width='50' height='50' src = '../../" + b + "'></td>" ); list.push( "<td>" +b+ "</td>" ); } }) list.push( "</tbody>" ); list.push( "</table>" ); list.push( "<br>" ); var images = list.join( "" ); $( "#imgs" ).append(images); }) </script> |
效果图如下:
以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持服务器之家。
原文链接:http://www.cnblogs.com/zhibu/archive/2017/01/24/6346502.html