增加require.js的练习代码

Author: pingqixing

.vscode/launch.json

@@ -6,7 +6,8 @@
             "request": "launch",
             "name": "Launch Chrome against localhost",
             // "url": "http://localhost:8080",
-            "file": "${workspaceRoot}/index.html",
+            // "file": "${workspaceRoot}/index.html",
+            "file": "${workspaceRoot}/requireDemo.html",
             "webRoot": "${workspaceRoot}"
         },
         {