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C# Expression.Or方法代碼示例

本文整理匯總了C#中System.Linq.Expressions.Expression.Or方法的典型用法代碼示例。如果您正苦於以下問題:C# Expression.Or方法的具體用法?C# Expression.Or怎麽用?C# Expression.Or使用的例子?那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在System.Linq.Expressions.Expression的用法示例。


在下文中一共展示了Expression.Or方法的5個代碼示例,這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚,您的評價將有助於係統推薦出更棒的C#代碼示例。

示例1: filterPosts

 public override Expression<Func<Unbrickable.Models.Post, bool>> filterPosts(Expression<Func<Unbrickable.Models.Post, bool>> predicate)
 {
     if (operation != 1 && operation != 2 && operation != 3)
     {
         return predicate;
     }
     if (this.isOr)
     {
         Debug.WriteLine("Or " + this.operation + " on " + this.date.Date);
         switch (operation)
         {
             case 1: return predicate.Or(x => DbFunctions.TruncateTime(x.date_posted) >= this.date);
             case 2: return predicate.Or(x => DbFunctions.TruncateTime(x.date_posted) <= this.date);
             case 3: return predicate.Or(x => DbFunctions.TruncateTime(x.date_posted) == this.date);
             default: return predicate;
         }
     }
     else
     {
         Debug.WriteLine("And " + this.operation + " on " + this.date.Date);
         switch (operation)
         {
             case 1: return predicate.And(x => DbFunctions.TruncateTime(x.date_posted) >= this.date);
             case 2: return predicate.And(x => DbFunctions.TruncateTime(x.date_posted) <= this.date);
             case 3: return predicate.And(x => DbFunctions.TruncateTime(x.date_posted) == this.date);
             default: return predicate;
         }
     }
 }
開發者ID:CactidSpoder,項目名稱:Unbrickable,代碼行數:29,代碼來源:DateSearchFilter.cs

示例2: filterPosts

 public override Expression<Func<Unbrickable.Models.Post, bool>> filterPosts(Expression<Func<Unbrickable.Models.Post, bool>> predicate)
 {
     if (this.isOr)
     {
         Debug.WriteLine("Or " + this.min_date.Date + " to " + this.max_date.Date);
         return predicate.Or(x => DbFunctions.TruncateTime(x.date_posted) >= min_date && DbFunctions.TruncateTime(x.date_posted) <= max_date);
     }
     else
     {
         Debug.WriteLine("And " + this.min_date.Date + " to " + this.max_date.Date);
         return predicate.And(x => DbFunctions.TruncateTime(x.date_posted) >= min_date && DbFunctions.TruncateTime(x.date_posted) <= max_date);
     }
 }
開發者ID:CactidSpoder,項目名稱:Unbrickable,代碼行數:13,代碼來源:DateRangeSearchFilter.cs

示例3: filterPosts

 public override Expression<Func<Unbrickable.Models.Post, bool>> filterPosts(Expression<Func<Unbrickable.Models.Post, bool>> predicate)
 {
     this.username = this.username ?? "";
     if (this.isOr)
     {
         Debug.WriteLine("Or " + this.username);
         return predicate.Or(x => x.Account.username.Equals(this.username));
     }
     else
     {
         Debug.WriteLine("And " + this.username);
         return predicate.And(x => x.Account.username.Equals(this.username));
     }
 }
開發者ID:CactidSpoder,項目名稱:Unbrickable,代碼行數:14,代碼來源:UsernameSearchFilter.cs

示例4: filterPosts

 public override Expression<Func<Unbrickable.Models.Post, bool>> filterPosts(Expression<Func<Unbrickable.Models.Post, bool>> predicate)
 {
     this.search_contents = this.search_contents ?? "";
     if (this.isOr)
     {
         Debug.WriteLine("Or " + this.search_contents);
         return predicate.Or(x => x.entry.Contains(this.search_contents));
     }
     else
     {
         Debug.WriteLine("And " + this.search_contents);
         return predicate.And(x => x.entry.Contains(this.search_contents));
     }
 }
開發者ID:CactidSpoder,項目名稱:Unbrickable,代碼行數:14,代碼來源:PostSearchFilter.cs

示例5: TestOr_LeftIsNull

 public void TestOr_LeftIsNull() {
     _expression1 = null;
     var andExpression = _expression1.Or( _expression2 ).ToLambda<Func<Person, bool>>( _parameterExpression );
     Expression<Func<Person, bool>> expected = t => t.Birthday.Value.Year > 2000;
     Assert.AreEqual( expected.ToString(), andExpression.ToString() );
 }
開發者ID:NetUtil,項目名稱:Util,代碼行數:6,代碼來源:ExpressionExtensionTest.cs


注:本文中的System.Linq.Expressions.Expression.Or方法示例由純淨天空整理自Github/MSDocs等開源代碼及文檔管理平台,相關代碼片段篩選自各路編程大神貢獻的開源項目,源碼版權歸原作者所有,傳播和使用請參考對應項目的License;未經允許,請勿轉載。