c# Programming Glossary: expression.parameter
Copy values from one object to another http://stackoverflow.com/questions/2624823/copy-values-from-one-object-to-another TTarget BuildCopier ParameterExpression sourceParameter Expression.Parameter typeof TSource source var bindings new List MemberBinding ..
How do I create an expression tree to represent 'String.Contains(“term”)' in C#? http://stackoverflow.com/questions/278684/how-do-i-create-an-expression-tree-to-represent-string-containsterm-in-c string propertyName string propertyValue var parameterExp Expression.Parameter typeof T type var propertyExp Expression.Property parameter.. string propertyName string propertyValue var parameterExp Expression.Parameter typeof T type var propertyExp Expression.Property parameterExp..
Mutating the expression tree of a predicate to target another type http://stackoverflow.com/questions/2797261/mutating-the-expression-tree-of-a-predicate-to-target-another-type this.typeConverter dataContractType return Expression.Parameter activeRecordType node.Name With this visitor GetMany becomes..
How do I apply OrderBy on an IQueryable using a string column name within a generic extension method? http://stackoverflow.com/questions/307512/how-do-i-apply-orderby-on-an-iqueryable-using-a-string-column-name-within-a-gene T query string columnName where T EntityObject var param Expression.Parameter typeof T o var body Expression.PropertyOrField param columnName.. T var property type.GetProperty ordering var parameter Expression.Parameter type p var propertyAccess Expression.MakeMemberAccess parameter..
Dynamic LINQ OrderBy on IEnumerable<T> http://stackoverflow.com/questions/41244/dynamic-linq-orderby-on-ienumerablet '.' Type type typeof T ParameterExpression arg Expression.Parameter type x Expression expr arg foreach string prop in props use..
Combining two expressions (Expression<Func<T, bool>>) http://stackoverflow.com/questions/457316/combining-two-expressions-expressionfunct-bool Func T bool left Expression Func T bool right var param Expression.Parameter typeof T x var body Expression.AndAlso Expression.Invoke left..
C# Dynamic Event Subscription http://stackoverflow.com/questions/45779/c-sharp-dynamic-event-subscription x0 EventArgs x1 d var parameters eventParams.Select p Expression.Parameter p.ParameterType x var body Expression.Call Expression.Constant.. x1 d x1.IntArg var parameters eventParams.Select p Expression.Parameter p.ParameterType x .ToArray var arg getArgExpression parameters..
LINQ Expression to return Property value? http://stackoverflow.com/questions/567963/linq-expression-to-return-property-value TValue block in values.GetBlocks blockSize var row Expression.Parameter typeof T row var member Expression.Invoke selector row var..
Compare nullable types in Linq to Sql http://stackoverflow.com/questions/586097/compare-nullable-types-in-linq-to-sql selector TValue value where TValue struct var param Expression.Parameter typeof T x var member Expression.Invoke selector param var body..
How to create LINQ Expression Tree with anonymous type in it http://stackoverflow.com/questions/606104/how-to-create-linq-expression-tree-with-anonymous-type-in-it sourceProperties.Values ParameterExpression sourceItem Expression.Parameter source.ElementType t IEnumerable MemberBinding bindings dynamicType.GetFields..
C# LINQ to SQL: Refactoring this Generic GetByID method http://stackoverflow.com/questions/735140/c-sharp-linq-to-sql-refactoring-this-generic-getbyid-method public T GetByID int id var dbcontext DB var itemParameter Expression.Parameter typeof T item var whereExpression Expression.Lambda Func T bool.. id public virtual T GetById T short id var itemParameter Expression.Parameter typeof T item var whereExpression Expression.Lambda Func T bool.. public virtual T GetById T short id var itemParameter Expression.Parameter typeof T item var whereExpression Expression.Lambda Func T bool..
How to convert a String to its equivalent Expression Tree? http://stackoverflow.com/questions/821365/how-to-convert-a-string-to-its-equivalent-expression-tree @ Person.Age 3 AND Person.Weight 50 OR Person.Age 3 var p Expression.Parameter typeof Person Person var e DynamicExpression.ParseLambda new..
Hows to quick check if data transfer two objects have equal properties in C#? http://stackoverflow.com/questions/986572/hows-to-quick-check-if-data-transfer-two-objects-have-equal-properties-in-c 0 Compare delegate return true return var x Expression.Parameter typeof T x var y Expression.Parameter typeof T y Expression.. true return var x Expression.Parameter typeof T x var y Expression.Parameter typeof T y Expression body null for int i 0 i props.Length.. BindingFlags.Public .Cast MemberInfo var x Expression.Parameter typeof T x var y Expression.Parameter typeof T y Expression..
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