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php layui实现前端多图上传实例

2019-10-28 19:00:48
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php结合layui前端实现多图上传

前端html代码

<div class="layui-upload">  <button type="button" class="layui-btn layui-btn-normal" id="testList">请选择图片</button>  <span class="num_pic"></span>  <div class="layui-upload-list">    <table class="layui-table">      <thead>        <tr>          <th>文件名</th>          <th id="pic">图片预览</th>          <th>大小</th>          <th>状态</th>          <th id="cao">操作</th>        </tr>      </thead>      <tbody id="demoList"></tbody>    </table>  </div>  <button type="button" class="layui-btn" id="testListAction">开始上传</button>    <span class="num_pic"></span></div>

js 代码

<script type="text/javascript">  layui.use('upload', function() {    var $ = layui.jquery,      upload = layui.upload;    //多文件列表示例    var demoListView = $('#demoList'),      uploadListIns = upload.render({        elem: '#testList',        url: "{url('pic/index/upload')}",        accept: 'images',        acceptMime: 'image/*',        size: 8192,        multiple: true,        number: 400,        auto: false,        exts: 'jpg|png|jpeg',        bindAction: '#testListAction',        choose: function(obj) {          var files = this.files = obj.pushFile(); //将每次选择的文件追加到文件队列          //读取本地文件          obj.preview(function(index, file, result) {            var tr = $(['<tr id="upload-' + index + '">', '<td>' + file.name + '</td>', '<td><img src="' + result + '"            //单个重传            tr.find('.demo-reload').on('click', function() {              obj.upload(index, file);              $("#upload-" + index).find("td").eq(2).html((file.size / 1014).toFixed(1) + 'kb');            });            //删除            tr.find('.demo-delete').on('click', function() {              delete files[index]; //删除对应的文件              tr.remove();              uploadListIns.config.elem.next()[0].value = ''; //清空 input file 值,以免删除后出现同名文件不可选            });            demoListView.append(tr);            $(".num_pic").text("总共【" + demoListView.find("tr").length + "】张图片");          });        },        done: function(res, index, upload) {          if(res.code == 0) { //上传成功            $("#cao").text("地址");            var tr = demoListView.find('tr#upload-' + index),              tds = tr.children();            tds.eq(3).html('<span style="color: #5FB878;">上传成功</span>');            tds.eq(4).html('<input type="text" name="imgs[]" value="' + res.file + '" class="layui-input" />'); //清空操作            return delete this.files[index]; //删除文件队列已经上传成功的文件          }          this.error(index, upload);        },        allDone: function(obj) { //当文件全部被提交后,才触发          layer.msg("上传文件数量:【" + obj.total + "】张,上传成功:【" + obj.successful + "】张,失败:【" + obj.aborted + "】", {            time: 3000          });          console.log(obj.total); //得到总文件数          console.log(obj.successful); //请求成功的文件数          console.log(obj.aborted); //请求失败的文件数        },        error: function(index, upload) {          var tr = demoListView.find('tr#upload-' + index),            tds = tr.children();          tds.eq(2).html('<span style="color: #FF5722;">上传失败</span>');          tds.eq(4).find('.demo-reload').removeClass('layui-hide'); //显示重传        }      });  });</script>

后端代码

public function uploadAction(){    $file=$_FILES['file'];    $root_url = 'uploadfiles/pic/image/';    if (!is_uploaded_file($file['tmp_name'])){      $data = array('code'=>1,'msg'=>"错误");      exit(json_encode($data,0));    }   /* $root_url.=date('Ymd').'/';*/    $ext = pathinfo($file['name']);    $num=makenum($this->memberinfo['id']);    $root_url.=$num.'/';    if (!is_dir($root_url)) {      mkdir($root_url,0777, true);    }    $pa=file_list::get_file_list($root_url);    $na=count($pa) + 1;    if ($na<10){      $name=$num.'-000'.$na;    }elseif($na<100){      $name=$num.'-00'.$na;    }elseif($na<1000){      $name=$num.'-0'.$na;    }else{      $name=$num.'-'.$na;    }    $n=$root_url.$name.".".$ext['extension'];    $result=move_uploaded_file($file['tmp_name'],$n);    if ($result){      exit(json_encode(array("code"=>0,"msg"=>"ok","file"=>$n,"size"=>$file['size']),0));    }else{      exit(json_encode(array("code"=>1,"msg"=>"false","file"=>$n,"size"=>$file['size']),0));    }  }

上传效果:

php,layui,前端,多图上传

php,layui,前端,多图上传

以上就是php结合layui前端实现多图上传的全部知识点,感谢大家对CuoXin错新网的支持。


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