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本帖最后由 bess 于 2012-8-17 17:19 编辑
myapps的大侠们:我想查询表单中的某个字段的值是否为空?但是按照var sql="select formid , domainid, item_states from...这样的写法最后得到的值始终大于零(带有formid 和domaiinid )...求解!具体代码如下:
var guest=getItemValueAsString("name");
var tool5=getItemValueAsString("states");
var process = getDocumentProcess();
var formProcess = getFormProcess();
var subform = formProcess.doView("11e1-e5b1-a3071d9e-8cb7-5b117759cedc");
var doc = process.doNew(subform,getWebUser(),createParamsTable());
var sql="select formid , domainid, item_states from tlk_签到 where item_name='"+guest+"' and item_dates='"+tool+"' ";
var datas = queryBySQL(sql);
var value;
if(datas.size()>0){
createAlert("您已经签到过了,请不要重复签到!");
} |
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