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C# LinqSQLMethods不喜欢_C#_Linq - Fatal编程技术网

C# LinqSQLMethods不喜欢

C# LinqSQLMethods不喜欢,c#,linq,C#,Linq,我要所有字段不要以3个数字开头。在下面的代码中,我得到所有以数字开头的行,我希望得到相反的结果 var LEResult = (from t1 in dtClone.AsEnumerable() //TWT select t1).Where(q => SqlMethods.Like(q["BillingPeriod"].ToString(), "%[0-9][0-9][0-9]")); 如何使用Linq执行此操作?使用此选项: var LEResult =

我要所有字段不要以3个数字开头。在下面的代码中,我得到所有以数字开头的行,我希望得到相反的结果

var LEResult = (from t1 in dtClone.AsEnumerable() //TWT
                select t1).Where(q => SqlMethods.Like(q["BillingPeriod"].ToString(), "%[0-9][0-9][0-9]"));
如何使用Linq执行此操作?

使用此选项:

var LEResult = (from t1 in dtClone.AsEnumerable() //TWT
                select t1).Where(q => !SqlMethods.Like(q["BillingPeriod"].ToString(), "%[0-9][0-9][0-9]"));

SqlMethods.Like
返回
bool
,因此只需添加
否定

哦,废话,那很简单,谢谢<代码>以数字开头
我认为是
以数字结尾