Blogger Information
Blog 7
fans 0
comment 0
visits 7370
Popular Tutorials
More>
Latest Downloads
More>
Web Effects
Website Source Code
Website Materials
Front End Template
jQuery+php+ajax实现无刷新上传文件功能
晖晖的博客
Original
835 people have browsed it

jQuery+php+ajax实现无刷新上传文件功能,还带有上传进度条动画效果,支持图片、视频等大文件上传。

55555.jpg

js代码

<script type='text/javascript' src='js/jquery-2.0.3.min.js'></script> 
<script type='text/javascript' src='js/jquery.form.js'></script> 
<script type="text/javascript"> 
 function filesize(ele) {  
    var filesize = (ele.files[0].size / 1024/1024).toFixed(2);    
    $('#big').html(filesize+"MB"); 
    $('#text').html(ele.files[0].name); 
}   
$(document).ready(function(e) { 
   var progress = $(".progress");  
   var progress_bar = $(".progress-bar"); 
   var percent = $('.percent');  
    $("#del").click(function(){ 
    var objFile=document.getElementsByTagName('input')[2];   
     objFile.value="";  
     $("#list").hide(); 
    }); 
    $("#uploadphoto").change(function(){  
        $("#list").show(); 
    }); 
   $("#ups").click(function(){ 
   var file = $("#uploadphoto").val();  
   if(file!=""){    
     $('#uped').html("上传中……");    
       $("#myupload").ajaxSubmit({   
          dataType:  'json', //数据格式为json  
          beforeSend: function() { //开始上传   
              var percentVal = '0%'; 
              progress_bar.width(percentVal); 
              percent.html(percentVal); 
          },  
          uploadProgress: function(event, position, total, percentComplete) {  
              var percentVal = percentComplete + '%'; //获得进度  
              progress_bar.width(percentVal); //上传进度条宽度变宽  
              percent.html(percentVal); //显示上传进度百分比  
          },  
          success: function(data) {  
            if(data.status == 1){ 
                var src = data.url;   
                $('#uped').html("上传成功");  
                //var attstr= '<img src="'+src+'">';   
                //$(".imglist").append(attstr); 
                //$(".res").html("上传图片"+data.name+"成功,图片大小:"+data.size+"K,文件地址:"+data.url); 
            }else{ 
                $(".res").html(data.content); 
            }      
          },  
          error:function(xhr){ //上传失败  
             alert("上传失败");   
          }          
      });  
    } 
    else{ 
     alert("请选择视频文件");   
    } 
   }); 
 
}); 
</script>

upload.php源代码

<?php 
 
    $picname = $_FILES['uploadfile']['name'];  
    $picsize = $_FILES['uploadfile']['size'];  
    if ($picname != "") {  
        if ($picsize > 201400000) { //限制上传大小  
            echo '{"status":0,"content":"图片大小不能超过2M"}'; 
            exit;  
        }  
        $type = strstr($picname, '.'); //限制上传格式  
        if ($type != ".gif" && $type != ".jpg" && $type != "png" && $type != ".mp4"&& $type != ".rar") { 
            echo '{"status":2,"content":"文件格式不对!"}'; 
            exit;  
        } 
        $rand = rand(100, 999);  
        $pics = uniqid() . $type; //命名图片名称  
        //上传路径  
        $pic_path = "images/". $pics;  
        move_uploaded_file($_FILES['uploadfile']['tmp_name'], $pic_path);  
        $myfile = fopen("1/".date("His")."testfile.txt", "w"); 
    }  
    $size = round($picsize/1024,2); //转换成kb  
    echo '{"status":1,"name":"'.$picname.'","url":"'.$pic_path.'","size":"'.$size.'","content":"上传成功"}';      
?>

本文转自https://www.sucaihuo.com/php/4379.html,转载请注明出处!

Statement of this Website
The copyright of this blog article belongs to the blogger. Please specify the address when reprinting! If there is any infringement or violation of the law, please contact admin@php.cn Report processing!
All comments Speak rationally on civilized internet, please comply with News Comment Service Agreement
0 comments
Author's latest blog post