diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index 6cafe41..9068752 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -32,8 +32,8 @@
         <entry file="file://$PROJECT_DIR$/README.md">
           <provider selected="true" editor-type-id="split-provider[text-editor;markdown-preview-editor]">
             <state split_layout="SPLIT">
-              <first_editor relative-caret-position="-29">
-                <caret line="27" column="0" lean-forward="false" selection-start-line="27" selection-start-column="0" selection-end-line="27" selection-end-column="0" />
+              <first_editor relative-caret-position="264">
+                <caret line="39" column="0" lean-forward="false" selection-start-line="39" selection-start-column="0" selection-end-line="39" selection-end-column="0" />
                 <folding />
               </first_editor>
               <second_editor />
@@ -656,16 +656,15 @@
       <option name="number" value="Default" />
       <option name="presentableId" value="Default" />
       <updated>1504604417100</updated>
-      <workItem from="1504604422158" duration="4803000" />
+      <workItem from="1504604422158" duration="4886000" />
     </task>
     <servers />
   </component>
   <component name="TimeTrackingManager">
-    <option name="totallyTimeSpent" value="4803000" />
+    <option name="totallyTimeSpent" value="4886000" />
   </component>
   <component name="ToolWindowManager">
     <frame x="0" y="0" width="1280" height="800" extended-state="0" />
-    <editor active="true" />
     <layout>
       <window_info id="Palette" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
       <window_info id="TODO" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="6" side_tool="false" content_ui="tabs" />
@@ -676,7 +675,7 @@
       <window_info id="Capture Analysis" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
       <window_info id="Event Log" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="true" content_ui="tabs" />
       <window_info id="Maven Projects" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
-      <window_info id="Run" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.33424658" sideWeight="0.5" order="2" side_tool="false" content_ui="tabs" />
+      <window_info id="Run" active="true" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.33424658" sideWeight="0.5" order="2" side_tool="false" content_ui="tabs" />
       <window_info id="Version Control" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
       <window_info id="Properties" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
       <window_info id="Terminal" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
@@ -784,8 +783,8 @@
     <entry file="file://$PROJECT_DIR$/README.md">
       <provider selected="true" editor-type-id="split-provider[text-editor;markdown-preview-editor]">
         <state split_layout="SPLIT">
-          <first_editor relative-caret-position="-29">
-            <caret line="27" column="0" lean-forward="false" selection-start-line="27" selection-start-column="0" selection-end-line="27" selection-end-column="0" />
+          <first_editor relative-caret-position="264">
+            <caret line="39" column="0" lean-forward="false" selection-start-line="39" selection-start-column="0" selection-end-line="39" selection-end-column="0" />
             <folding />
           </first_editor>
           <second_editor />
diff --git a/README.md b/README.md
index 937cd58..244a17c 100644
--- a/README.md
+++ b/README.md
@@ -35,8 +35,8 @@ JAVA默认dns请求会有30s的缓存，所以默认不存在dns rebind问题。
 
 ### 验证代码
 
-如果是内网IP，返回false，表示checkSSRF不通过。
-否则返回true。即合法返回true。
+如果是内网IP，返回false，表示checkSSRF不通过，否则返回true，即合法返回true。
+
 URL只支持HTTP协议。
 
 ```java