layui+php多文件上传

我会带着你远行 2021-07-25 00:39 545阅读 0赞

![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQxMjQxNTA0_size_16_color_FFFFFF_t_70][]

HTML文件

<!DOCTYPE html>
    <html>
    	<head>
    		<meta charset="utf-8">
    		<title></title>
    		
    		<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0" />
    		
    		<link rel="stylesheet" href="layui/css/layui.css">
    		
    		<script src="layui/layui.js" type="text/javascript" charset="utf-8"></script>
    		
    		<script src="https://cdn.staticfile.org/jquery/1.10.2/jquery.min.js"></script>
    		
    		<link rel="stylesheet" href="bootstrap/css/bootstrap.css">
    		
    		<script src="bootstrap/js/bootstrap.js" type="text/javascript" charset="utf-8"></script>
    	</head>
    
    	<body>
    		<fieldset class="layui-elem-field layui-field-title" style="margin-top: 30px;">
    			<legend>多文件</legend>
    		</fieldset>
    
    		<div class="layui-upload">
    			<button type="button" class="layui-btn" id="uploadId">选择上传文件</button>
    			<div class="layui-inline layui-word-aux">
    			</div>
    			<blockquote class="layui-elem-quote layui-quote-nm" style="margin-top: 10px;">
    				预览图：
    				<div class="layui-upload-list" id="show"></div>
    			</blockquote>
    		</div>
    		<script type="text/javascript">
    			layui.use('upload', function() {
    				var upload = layui.upload,
    					$ = layui.jquery;
    				var uploadInst = upload.render({
    					elem: '#uploadId',
    					accept: 'file', //指定允许上传时校验的文件类型，可选值有：images（图片）、file（所有文件）、video（视频）、audio（音频）
    					multiple: 'true',
    					url: 'http://localhost/guanwnag/php/up.php',
    					before: function(obj) {
    						//预读本地文件示例，不支持ie8
    						obj.preview(function(index, file, result) {
    							if ((file.type).indexOf("image") >= 0) {
    								$('#show').append('<img src="' + result + '" alt="' + file.name +
    									'" class="layui-upload-img" style="max-width:100%">')
    							} else {
    								$('#show').append(file.name)
    							}
    							// console.log(file);
    
    						});
    					},
    					done: function(res) {
    						layer.msg(res.msg, {
    							time: '5000',
    							tipsMore: true,
    							zIndex: '2'
    						});
    
    					},
    					allDone: function(obj) { //当文件全部被提交后，才触发
    						$('.layui-word-aux').append("执行完毕，文件总数：" + obj.total + "成功：" + obj.successful + "个，失败：" + obj.aborted + "个");
    						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() {
    
    						//请求异常
    					}
    
    				});
    			});
    		</script>
    	</body>
    
    </html>

php文件

<?php
        header("Access-Control-Allow-Origin: *"); //解决跨域
        header('Access-Control-Allow-Methods:post');// 响应类型
        date_default_timezone_set('PRC');//获取当前时间
    //上传文件目录获取
    $month = date('Ym', time());
    define('BASE_PATH', str_replace('\\', '/', realpath(dirname(__FILE__).'/'))."/");
    $dir = BASE_PATH."upload/".$month."/";
     
    //初始化返回数组
    $arr = array(
    'code' => 0,
    'msg'=> '',
    'data' =>array(
         'src' => $dir . $_FILES["file"]["name"]
         ),
    );
     
    $file_info = $_FILES['file'];
     $file_error = $file_info['error'];
    if (!is_dir($dir)) {//判断目录是否存在
        mkdir($dir, 0777, true);//如果目录不存在则创建目录
    };
    $file = $dir.$_FILES["file"]["name"];
    if (!file_exists($file)) {
        if ($file_error == 0) {
            if (move_uploaded_file($_FILES["file"]["tmp_name"], $dir. $_FILES["file"]["name"])) {
                $arr['msg'] ="上传成功";
            } else {
                $arr['msg'] = "上传失败";
            }
        } else {
            switch ($file_error) {
                case 1:
               $arr['msg'] ='上传文件超过了PHP配置文件中upload_max_filesize选项的值';
                    break;
                case 2:
                  $arr['msg'] ='超过了表单max_file_size限制的大小';
                    break;
                case 3:
                   $arr['msg'] ='文件部分被上传';
                    break;
                case 4:
                  $arr['msg'] ='没有选择上传文件';
                    break;
                case 6:
                    $arr['msg'] ='没有找到临时文件';
                    break;
                case 7:
                case 8:
                   $arr['msg'] = '系统错误';
                    break;
            }
        }
    } else {
        $arr['code'] ="1";
        $arr['msg'] = "当前目录中，文件".$file."已存在";
    }
     
      echo json_encode($arr);

[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQxMjQxNTA0_size_16_color_FFFFFF_t_70]: /images/20210724/dc01a79a52ad4b23acd93e84683a288e.png