docs: update physic doc

hiloteam · Dec 5, 2017 · a14f506 · a14f506
1 parent 507230d
commit a14f506
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/extensions/physics/README.md b/src/extensions/physics/README.md
@@ -61,7 +61,7 @@
             arb.b.body.view.background = separateColor;
         }
     });
-  ```
+    ```
 
 1. 添加关节 [详细api](./api.md#Physics#addConstraint)
 
@@ -87,4 +87,4 @@
 ```
 npm install -g jsdoc-to-markdown
 jsdoc2md src/extensions/physics/physics.js > src/extensions/physics/api.md
-```
+```