客户端
只要加上ajaxAction属性即可,此属性必须指向服务端验证url
<input name="userName" type="text" />
<span class="valid" msg="请填写内容" ajaxAction="#{ajaxCheckUrl}"></span>
服务端代码
public void Ajax() {
set( "ajaxCheckUrl", to( AjaxCheck ) );
}
public void AjaxCheck() {
String userName = ctx.Post( "userName" );
if ("孙中山".Equals( userName )) {
echoJsonMsg( "验证成功", true, null );
}
else {
echoJsonMsg( "验证错误", false, null );
}
}