upload.md

@@ -16,7 +16,13 @@ http://upload.pacra.cn/uploadimage
 
 #### 返回值
 ```javascript
-{"width":220,"height":220,"type":"image\/png","key":"930c45a9f2e93fe5b37f07c0e79c72d5.png","path":"upload\/images\/93\/0c\/45\/a9\/930c45a9f2e93fe5b37f07c0e79c72d5.png"}
+{
+"width":220,
+"height":220,
+"type":"image\/png",
+"key":"930c45a9f2e93fe5b37f07c0e79c72d5.png",
+"path":"upload\/images\/93\/0c\/45\/a9\/930c45a9f2e93fe5b37f07c0e79c72d5.png"
+}
 
 ```