单选题You create a Web Form. The Web Form uses the FormView control to enable a user to edit a record in the database. When the user clicks the Update button on the FormView control, the application must validate that the user has entered data in all of the fields. You need to ensure that the Web Form does not update if the user has not entered data in all of the fields. Which code segment should you use? （）AprotectedvoidFormView1_ItemUpdating（objectsender，FormViewUpdateEventArgse）{foreach（DictionaryEntryentryine.Keys）{if（entry.Value.ToString（）==System.String.Empty）{e.Cancel=true；return；}}}BprotectedvoidFormView1_ItemUpdated（objectsender，FormViewUpdateEventArgse）{foreach（DictionaryEntryentryine.NewKeys）{if（entry.Value.Equals（“”））{e.KeepEditMode=true；return；}}}CprotectedvoidFormView1_ItemUpdating（objectsender，FormViewUpdateEventArgse）{foreach（DictionaryEntryentryine.NewValues）{if（entry.Value.Equals（“”））{e.Cancel=true；return；}}}DprotectedvoidFormView1_ItemUpdating（objectsender，FormViewUpdateEventArgse）{foreach（DictionaryEntryentryine.Keys）{if（entry.Value.ToString（）==System.String.Empty）{e.KeepInEditMode=true；return；}}}
单选题
You create a Web Form. The Web Form uses the FormView control to enable a user to edit a record in the database. When the user clicks the Update button on the FormView control, the application must validate that the user has entered data in all of the fields. You need to ensure that the Web Form does not update if the user has not entered data in all of the fields. Which code segment should you use? （）
A
protectedvoidFormView1_ItemUpdating（objectsender，FormViewUpdateEventArgse）{foreach（DictionaryEntryentryine.Keys）{if（entry.Value.ToString（）==System.String.Empty）{e.Cancel=true；return；}}}
B
protectedvoidFormView1_ItemUpdated（objectsender，FormViewUpdateEventArgse）{foreach（DictionaryEntryentryine.NewKeys）{if（entry.Value.Equals（“”））{e.KeepEditMode=true；return；}}}
C
protectedvoidFormView1_ItemUpdating（objectsender，FormViewUpdateEventArgse）{foreach（DictionaryEntryentryine.NewValues）{if（entry.Value.Equals（“”））{e.Cancel=true；return；}}}
D
protectedvoidFormView1_ItemUpdating（objectsender，FormViewUpdateEventArgse）{foreach（DictionaryEntryentryine.Keys）{if（entry.Value.ToString（）==System.String.Empty）{e.KeepInEditMode=true；return；}}}
参考解析
解析：
暂无解析
相关考题：
单选题默认情况下，图形样板文件存储在什么位置（）。ADocumentsandSettings/XXX（用户名）/LocalSettings/ApplicationData/Autodesk/AutoCAD2006/R16.2/chs/TexturesBDocumentsandSettings/XXX（用户名）/LocalSettings/ApplicationData/Autodesk/AutoCAD2006/R16.2/chs/SupportCDocumentsandSettings/XXX（用户名）/LocalSettings/ApplicationData/Autodesk/AutoCAD2006/R16.2/chs/SampleDDocumentsandSettings/XXX（用户名）/LocalSettings/ApplicationData/Autodesk/AutoCAD2006/R16.2/chs/template
单选题下列关于注册会计师对审计抽样方法运用中，不恰当的是（）。A风险评估程序通常不涉及审计抽样，但如果注册会计师在了解内部控制的同时对内部控制运行有效性进行测试可以运用审计抽样B当控制的运行留下轨迹时可以将审计抽样用于控制测试C控制测试过程中注册会计师采用审计抽样D审计抽样适用于细节测试，不适用于实质性分析程序
单选题根据《关于解决国家和他国国民之间投资争端公约》，甲缔约国与乙缔约国的桑德公司通过书面约定一致同意：双方之间因直接投资而产生的争端，应直接提交解决投资争端国际中心仲裁。据此事实，下列哪一选项是正确的？（）A任何一方可单方面撤销对提交该中心仲裁的同意B在中心仲裁期间，乙国无权对桑德公司行使外交保护C在该案中，任何一方均有权要求用尽当地救济解决争端D对该中心裁决不服的一方有权向有管辖权的法院提起撤销裁决的诉讼
多选题下列关于国际法在我国国内的适用问题的说法正确的是（ ）A关于条约在国内的适用和地位，目前我国宪法没有作出统一的规定B在民商法范围内，我国缔结的条约与国内法有抵触的部分，在国内可以直接适用条约的规定，但我国提出保留的除外C民商事以外的条约，能否在中国直接适用要结合具体情况确定D民事范围内，我国法和我国加入的国际条约没有规定的，可以适用国际惯例，但该惯例违背我国社会公共利益的除外
单选题Dream for Better We all have plans and dreams for a better, more ___1___ life. Yet only a small percentage of people actually achieve their ___2___ .A good question is: why? Recently, I was working with a young man who was ___3___ get on his feet. He had written out his goals, and he had powerful reasons why he wanted to achieve these goals. But after weeks of trying, he was still not much further along. So we took some time to try to understand what was holding him ___4___ .As we examined his average day, it became apparent to me that he was much too ___5__ .He was spending lots of time doing lots of different things. I ___6___ that most of what he was doing was not very important in the greater scheme of things. We did some exercises to ___7___ which activities were important, which ones were urgent and which ones was filling (or killing) time. As it turned out, most of the things he was doing throughout the day were filling time. He wasn't comfortable ___8___ he was very busy, so he created things that needed to be done. He was always working on something—yet at the end of the day, he had rarely accomplished any tasks to move him closer to the life he wanted. This behavior is fairly easy for an outside observer to spot but extremely difficult to self-diagnose. The ___9___ is to slow down and get comfortable with being still, with contemplating what we really want and whether our actions are suitable for our goals. Many of our activities are avoidance activities: we do things to fill up the time and thus avoid having to do more difficult tasks. It wasn't easy, but once the young man finally accepted that he needed to do less overall but more of the important things, his life took a dramatic ___10___ for the better.___1___内的正确选项为（）AidentifyBsolutionCfulfillingDbusyEbackFunlessGpreventHturnIdreamsJbelieveKsuspectedLstruggling
单选题下列关于《共产党宣言》的说法不正确的是（）A是法国大革命的理论基础B标志着马克思主义的正式诞生C贯穿全书的基本思想是唯物主义的历史观D把马克思主义哲学、政治经济学和科学社会主义原理融为一体
单选题清代以方苞、姚鼐为代表组成的散文流派叫（）A唐宋派B桐城派C台阁体D公安派