php结合layui前端实现多图上传

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 + '" alt="' + file.name + '" style="width: 100px;height: 40px;"></td>', '<td>' + (file.size / 1014).toFixed(1) + 'kb</td>', '<td>等待上传</td>', '<td>', '<button class="layui-btn layui-btn-xs demo-reload layui-hide">重传</button>', '<button class="layui-btn layui-btn-xs layui-btn-danger demo-delete">删除</button>', '</td>', '</tr>'].join(''));                        //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：

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