diff --git a/04.系统编码/Frontend/.idea/workspace.xml b/04.系统编码/Frontend/.idea/workspace.xml
index db8731b..43c69c5 100644
--- a/04.系统编码/Frontend/.idea/workspace.xml
+++ b/04.系统编码/Frontend/.idea/workspace.xml
@@ -1,15 +1,28 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="ChangeListManager">
-    <list default="true" id="4b7d7b72-f5b8-41e4-85d5-6267bdc12fc5" name="默认变更列表" comment="" />
+    <list default="true" id="4b7d7b72-f5b8-41e4-85d5-6267bdc12fc5" name="默认变更列表" comment="">
+      <change afterPath="$PROJECT_DIR$/src/uilts/string.ts" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
+    </list>
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
     <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
     <option name="LAST_RESOLUTION" value="IGNORE" />
   </component>
+  <component name="FileTemplateManagerImpl">
+    <option name="RECENT_TEMPLATES">
+      <list>
+        <option value="TypeScript File" />
+      </list>
+    </option>
+  </component>
   <component name="Git.Settings">
     <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$/../.." />
   </component>
+  <component name="ProblemsViewState">
+    <option name="selectedIndex" value="3" />
+  </component>
   <component name="ProjectId" id="21a5rRZhTS1K7V7ken7d20h7EC3" />
   <component name="ProjectLevelVcsManager" settingsEditedManually="true" />
   <component name="ProjectViewState">
@@ -27,6 +40,7 @@
   </component>
   <component name="RecentsManager">
     <key name="MoveFile.RECENT_KEYS">
+      <recent name="D:\project\NanJingLamanRadarProject\04.系统编码\Frontend\src\uilts" />
       <recent name="D:\project\NanJingLamanRadarProject\04.系统编码\Frontend\public\images" />
     </key>
   </component>
@@ -51,10 +65,26 @@
       <workItem from="1638262944757" duration="2715000" />
       <workItem from="1638265701887" duration="1089000" />
       <workItem from="1638320347423" duration="23633000" />
+      <workItem from="1638349899154" duration="5110000" />
+      <workItem from="1638357465282" duration="311000" />
+      <workItem from="1638357939110" duration="359000" />
+      <workItem from="1638358323504" duration="523000" />
     </task>
+    <task id="LOCAL-00001" summary="2021 12 01">
+      <created>1638357539757</created>
+      <option name="number" value="00001" />
+      <option name="presentableId" value="LOCAL-00001" />
+      <option name="project" value="LOCAL" />
+      <updated>1638357539757</updated>
+    </task>
+    <option name="localTasksCounter" value="2" />
     <servers />
   </component>
   <component name="TypeScriptGeneratedFilesManager">
     <option name="version" value="3" />
   </component>
+  <component name="VcsManagerConfiguration">
+    <MESSAGE value="2021 12 01" />
+    <option name="LAST_COMMIT_MESSAGE" value="2021 12 01" />
+  </component>
 </project>
\ No newline at end of file
diff --git a/04.系统编码/Frontend/src/uilts/string.ts b/04.系统编码/Frontend/src/uilts/string.ts
new file mode 100644
index 0000000..0544ec1
--- /dev/null
+++ b/04.系统编码/Frontend/src/uilts/string.ts
@@ -0,0 +1,3 @@
+export function format() {
+
+}
\ No newline at end of file