Range r_validate = sheet.get_Range("A2"); r_validate.Validation.Add(XlDVType.xlValidateList, XlDVAlertStyle.xlValidAlertWarning, Type.Missing,validate, Type.Missing); validate是形如 “1,2,3”的字符串,但是当validate过长的时候设置失败,这是为什么
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http://www.cnblogs.com/Yesi/p/5757022.html
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