update:更新

src/components/Upload.vue

@@ -45,20 +45,24 @@ export default {
     const updateValue = value => {
       context.emit("update:fileId", value); // 传递的方法
     };
-    const beforeUpload = file => {
-      console.log(file);
+    const beforeUpload = (file, fileList) => {
+      console.log(file, fileList);
       const isValid =
         props.isPdf === true
           ? file.type === "application/pdf"
           : file.type === "image/jpeg" || file.type === "image/png";
       if (!isValid) {
         message.error("只能上传受支持格式的文件");
+        fileList.pop();
+        return false;
       }
       const isLt2M = file.size / 1024 / 1024 < 2;
       if (!isLt2M) {
         message.error("文件大小超过2MB!");
+        fileList.pop();
+        return false;
       }
-      return isValid && isLt2M;
+      return true;
     };
     const handleChange = info => {
       console.log(info.file.status, info.file, info.fileList);