📝 Upload action is not required prop

components/upload/demo/upload-manually.md

@@ -57,13 +57,12 @@ class Demo extends React.Component {
   }
 
   render() {
-    const { uploading } = this.state;
+    const { uploading, fileList } = this.state;
     const props = {
-      action: '//jsonplaceholder.typicode.com/posts/',
       onRemove: (file) => {
-        this.setState(({ fileList }) => {
-          const index = fileList.indexOf(file);
-          const newFileList = fileList.slice();
+        this.setState((state) => {
+          const index = state.fileList.indexOf(file);
+          const newFileList = state.fileList.slice();
           newFileList.splice(index, 1);
           return {
             fileList: newFileList,
@@ -71,12 +70,12 @@ class Demo extends React.Component {
         });
       },
       beforeUpload: (file) => {
-        this.setState(({ fileList }) => ({
-          fileList: [...fileList, file],
+        this.setState(state => ({
+          fileList: [...state.fileList, file],
         }));
         return false;
       },
-      fileList: this.state.fileList,
+      fileList,
     };
 
     return (
@@ -87,11 +86,11 @@ class Demo extends React.Component {
           </Button>
         </Upload>
         <Button
-          className="upload-demo-start"
           type="primary"
           onClick={this.handleUpload}
-          disabled={this.state.fileList.length === 0}
+          disabled={fileList.length === 0}
           loading={uploading}
+          style={{ marginTop: 16 }}
         >
           {uploading ? 'Uploading' : 'Start Upload' }
         </Button>
@@ -102,9 +101,3 @@ class Demo extends React.Component {
 
 ReactDOM.render(<Demo />, mountNode);
 ````
-
-````css
-.upload-demo-start {
-  margin-top: 16px;
-}
-````

components/upload/index.en-US.md

@@ -21,7 +21,7 @@ Uploading is the process of publishing information (web pages, text, pictures, v
 | Property | Description | Type | Default |
 | -------- | ----------- | ---- | ------- |
 | accept | File types that can be accepted. See [input accept Attribute](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input#attr-accept) | string | - |
-| action | Required. Uploading URL | string\|(file) => `Promise` | - |
+| action | Uploading URL | string\|(file) => `Promise` | - |
 | directory | support upload whole directory ([caniuse](https://caniuse.com/#feat=input-file-directory)) | boolean | false |
 | beforeUpload | Hook function which will be executed before uploading. Uploading will be stopped with `false` or a rejected Promise returned. **Warning：this function is not supported in IE9**。 | (file, fileList) => `boolean | Promise` | - |
 | customRequest | override for the default xhr behavior allowing for additional customization and ability to implement your own XMLHttpRequest | Function | - |

components/upload/index.zh-CN.md

@@ -22,7 +22,7 @@ title: Upload
 | 参数 | 说明 | 类型 | 默认值 |
 | --- | --- | --- | --- |
 | accept | 接受上传的文件类型, 详见 [input accept Attribute](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input#attr-accept) | string | 无 |
-| action | 必选参数, 上传的地址 | string\|(file) => `Promise` | 无 |
+| action | 上传的地址 | string\|(file) => `Promise` | 无 |
 | directory | 支持上传文件夹（[caniuse](https://caniuse.com/#feat=input-file-directory)）| boolean | false |
 | beforeUpload | 上传文件之前的钩子，参数为上传的文件，若返回 `false` 则停止上传。支持返回一个 Promise 对象，Promise 对象 reject 时则停止上传，resolve 时开始上传。**注意：IE9 不支持该方法**。 | (file, fileList) => `boolean | Promise` | 无 |
 | customRequest | 通过覆盖默认的上传行为，可以自定义自己的上传实现 | Function | 无 |