diff --git a/src/main/java/com/fanruan/api/function/FunctionKit.java b/src/main/java/com/fanruan/api/function/FunctionKit.java
index 3aa6971..f9fccef 100644
--- a/src/main/java/com/fanruan/api/function/FunctionKit.java
+++ b/src/main/java/com/fanruan/api/function/FunctionKit.java
@@ -7,7 +7,6 @@ import com.fr.file.FunctionManager;
 import com.fr.file.FunctionManagerProvider;
 import com.fr.script.Calculator;
 import com.fr.stable.StringUtils;
-import com.fr.stable.fun.FunctionHelper;
 import com.fr.stable.script.FunctionDef;
 
 import java.util.ArrayList;
@@ -87,12 +86,4 @@ public class FunctionKit {
         return com.fr.file.FunctionManager.getInstance();
     }
 
-    /**
-     * 得到函数标识
-     * @return 函数标识
-     */
-    public static int generateFunctionID(String string) {
-        return FunctionHelper.generateFunctionID(string);
-    }
-
 }
\ No newline at end of file
diff --git a/src/main/java/com/fanruan/api/util/RenderKit.java b/src/main/java/com/fanruan/api/util/RenderKit.java
index 653aab7..bd5d003 100644
--- a/src/main/java/com/fanruan/api/util/RenderKit.java
+++ b/src/main/java/com/fanruan/api/util/RenderKit.java
@@ -2,7 +2,9 @@ package com.fanruan.api.util;
 
 import com.fr.base.TemplateUtils;
 import com.fr.script.Calculator;
+import com.fr.stable.script.CalculatorProvider;
 
+import java.util.Collections;
 import java.util.Map;
 
 /**
@@ -23,13 +25,13 @@ public class RenderKit {
 
     /**
      * 根据参数, 来计算文档字符串
-     * @param string 待渲染的文本模板
-     * @param calculator 参数集合
+     * @param s 待渲染的文本模板
+     * @param c 参数集合
      * @return 返回渲染后的文本
      * @throws Exception 渲染过程中出现错误则抛出此异常
      */
-    public static String render(String string, Calculator calculator) throws Exception {
-        return TemplateUtils.render(string, calculator);
+    public static String render(String s, Calculator c) throws Exception {
+        return TemplateUtils.render(s, c);
     }
 
 }
diff --git a/src/test/java/com/fanruan/api/util/RenderKitTest.java b/src/test/java/com/fanruan/api/util/RenderKitTest.java
index 78b498b..6946f6a 100644
--- a/src/test/java/com/fanruan/api/util/RenderKitTest.java
+++ b/src/test/java/com/fanruan/api/util/RenderKitTest.java
@@ -1,13 +1,12 @@
 package com.fanruan.api.util;
 
 import com.fanruan.api.Prepare;
+import com.fr.script.Calculator;
 import org.junit.Assert;
 import org.junit.Test;
-
 import java.util.HashMap;
 import java.util.Map;
 
-import static org.junit.Assert.*;
 
 /**
  * @author richie
@@ -28,9 +27,9 @@ public class RenderKitTest extends Prepare {
 
     @Test
     public void render() throws Exception{
-        String string = new String("a");
-        Calculator calculator = new Calculator("b");
-        Assert.assertEquals("a", RenderKit.render(string));
-        Assert.assertEquals("b", RenderKit.render(calculator));
-    }
+        Calculator c = Calculator.createCalculator();
+    String s = "abc${p1}xyz${p2}";
+        Assert.assertEquals("abc1xyz2", RenderKit.render(s,c));
+}
+
 }