`

I am back!

阅读更多

标签库:
 非UI标签:
  property:输出
  set:创建某个变量,并设置变量的范围
  bean:创建javabean的实例
  param:不能单独使用,一般和bean标签一起使用,表示bean的属性
  if  elseif  else:
  iterator:
Object--->String  ''
String--->Object  %{}
 
   UI标签:


数据校验:
    客户端验证:JavaScript
    服务器端验证:

 服务器端验证:
    手动验证:  extends ActionSupport
         1)校验Action中的与execute方法有相同数字签名的所有方法
             重写validate()方法
         2)校验Action中的与execute方法有相同数字签名的某个方法
              重写validateXxx()方法  Xxx:要校验的方法
    基于XML方式验证:(推荐)
         1)校验Action中的与execute方法有相同数字签名的所有方法
              Action类-validation.xml,与Action类在相同目录下
         2)校验Action中的与execute方法有相同数字签名的某个方法
              Action类名-action名-validation.xml,与Action类在相同目录下

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