diff --git a/readme.md b/readme.md
index 2f76d7b..3af5b50 100644
--- a/readme.md
+++ b/readme.md
@@ -54,9 +54,9 @@ SessionKit#getSession(@NotNull String sessionID);
 
 ## 如何提交新的API
 
-1、访问https://git.fanruan.com，并注册一个自己的账号；
+1、访问[https://git.fanruan.com](https://git.fanruan.com)，并注册一个自己的账号；
 
-2、将https://git.fanruan.com/fanruan/finekit fork到自己账户下；
+2、将[https://git.fanruan.com/fanruan/finekit](https://git.fanruan.com/fanruan/finekit)fork到自己账户下；
 
 3、新增相关的API代码，并提交到自己的仓库；
 
diff --git a/src/main/java/com/fanruan/api/design/ui/component/formula/UIFormulaTextField.java b/src/main/java/com/fanruan/api/design/ui/component/formula/UIFormulaTextField.java
index 0faaf7f..b184e60 100644
--- a/src/main/java/com/fanruan/api/design/ui/component/formula/UIFormulaTextField.java
+++ b/src/main/java/com/fanruan/api/design/ui/component/formula/UIFormulaTextField.java
@@ -11,7 +11,12 @@ import com.fr.design.formula.TinyFormulaPane;
 public class UIFormulaTextField extends TinyFormulaPane {
 
     public UIFormulaTextField() {
+        super();
+    }
 
+    public UIFormulaTextField(String text) {
+        super();
+        setText(text);
     }
 
     /**