{Rows:[
   <#list list as field>
   {
     "id":"${field.id}",
     "name":"${field.name!}",
     "label":"${field.label!}",
     "dataType":"${field.dataTypeString!}",
     "priority" : "<select name='priority' onchange='updatepri(${field.id},this.value)'><#list 1..list?size as i><option value='${i}' <#if i==field.priority>selected='selected'</#if>>${i!}</option></#list></select>",
     "economy":"${field.economy?string("<span style='color:red'>系统</span>","<span style='color:blue'>自定义</span>")}",
     "economy1":"${field.economy?string("true","false")}",
     "single":"<a href='javascript:void(0)' onclick='updatesingle(${field.id});' id='single${field.id}'>${field.single?string("<span style='color:red'>是</span>","<span style='color:blue'>否</span>")}</a>",
     "show":"<a href='javascript:void(0)' onclick='updateshow(${field.id},${field.required?string("true","false")});' id='show${field.id}'>${field.show?string("<span style='color:red'>是</span>","<span style='color:blue'>否</span>")}</a>"
   }<#if field_has_next>,</#if>
   </#list>
   ],Total:"${list?size!}"
}