diff --git a/CS2JLibrary/NetFramework/System/String.xml b/CS2JLibrary/NetFramework/System/String.xml
index 7c718db..93ffb23 100644
--- a/CS2JLibrary/NetFramework/System/String.xml
+++ b/CS2JLibrary/NetFramework/System/String.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <!--
 
     This file is
@@ -100,6 +100,72 @@
       <Name>EndsWith</Name>
       <Return>System.Boolean</Return>
     </Method>
+    <Method>
+      <Imports>
+        <Import>CS2JNet.System.StringSupport</Import>
+      </Imports>
+      <Java>String.format(StringSupport.CSFmtStrToJFmtStr(${fmt}),${arg})</Java>
+      <Params>
+        <Param>
+          <Type>System.String</Type>
+          <Name>fmt</Name>
+        </Param>
+        <Param>
+          <Type>System.Object</Type>
+          <Name>arg</Name>
+        </Param>
+      </Params>
+      <Name>Format</Name>
+      <Return>System.String</Return>
+    </Method>
+    <Method>
+      <Imports>
+        <Import>CS2JNet.System.StringSupport</Import>
+      </Imports>
+      <Java>String.format(StringSupport.CSFmtStrToJFmtStr(${fmt}),${arg1},${arg2})</Java>
+      <Params>
+        <Param>
+          <Type>System.String</Type>
+          <Name>fmt</Name>
+        </Param>
+        <Param>
+          <Type>System.Object</Type>
+          <Name>arg1</Name>
+        </Param>
+        <Param>
+          <Type>System.Object</Type>
+          <Name>arg2</Name>
+        </Param>
+      </Params>
+      <Name>Format</Name>
+      <Return>System.String</Return>
+    </Method>
+    <Method>
+      <Imports>
+        <Import>CS2JNet.System.StringSupport</Import>
+      </Imports>
+      <Java>String.format(StringSupport.CSFmtStrToJFmtStr(${fmt}),${arg1},${arg2},${arg3})</Java>
+      <Params>
+        <Param>
+          <Type>System.String</Type>
+          <Name>fmt</Name>
+        </Param>
+        <Param>
+          <Type>System.Object</Type>
+          <Name>arg1</Name>
+        </Param>
+        <Param>
+          <Type>System.Object</Type>
+          <Name>arg2</Name>
+        </Param>
+        <Param>
+          <Type>System.Object</Type>
+          <Name>arg3</Name>
+        </Param>
+      </Params>
+      <Name>Format</Name>
+      <Return>System.String</Return>
+    </Method>
     <Method>
       <Imports />
       <Java>${this:16}.indexOf(${arg})</Java>