添加自定义按钮来修改field的值

1. 打开新建按钮窗口：Preference - Toolbar - Customize - New - Button

2. 将以下代码复制到Formula编辑框中

3. 点击'OK'按钮添加自定义按钮

 

ret:=@Prompt([OkCancelEdit];"Please enter a field name!";"";"");
ret1:="";
@If(ret!="";ret1:=@Prompt([OkCancelEdit];"Please enter a new value!";"";@GetField(ret));@Return(""));
@If(ret1!="";@SetField(ret;ret1);"")