System.Linq.Expressions.Expression.Property C# (CSharp) Method

Expression Class Documentation Usage Examples Of System.Linq.Expressions.Expression::Property Mostrar archivo Open project: dotnet/corefx

Property() public static method

Creates an IndexExpression representing the access to an indexed property.

public static Property ( Expression instance, PropertyInfo indexer, IEnumerable arguments ) : IndexExpression
instance	Expression	The object to which the property belongs. If the property is static/shared, it must be null.
indexer	PropertyInfo	The that represents the property to index.
arguments	IEnumerable	An of objects that are used to index the property.
return	IndexExpression

        public static IndexExpression Property(Expression instance, PropertyInfo indexer, IEnumerable<Expression> arguments)
        {
            ReadOnlyCollection<Expression> argList = arguments.ToReadOnly();
            ValidateIndexedProperty(instance, indexer, ref argList);
            return new IndexExpression(instance, indexer, argList);
        }

Same methods

Expression::Property ( Expression instance, PropertyInfo indexer ) : IndexExpression
Expression::Property ( Expression instance, string propertyName ) : IndexExpression
Expression::Property ( Expression expression, MethodInfo propertyAccessor ) : MemberExpression
Expression::Property ( Expression expression, PropertyInfo property ) : MemberExpression
Expression::Property ( Expression expression, Type type, string propertyName ) : MemberExpression
Expression::Property ( Expression expression, string propertyName ) : MemberExpression

Usage Example

Ejemplo n.º 1

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        private static Expression <Func <T, bool> > PrimaryKeyEquals(PropertyInfo property, int value)
        {
            var param = Expression.Parameter(typeof(T));
            var body  = Expression.Equal(Expression.Property(param, property), Expression.Constant(value));

            return(Expression.Lambda <Func <T, bool> >(body, param));
        }

All Usage Examples Of System.Linq.Expressions.Expression::Property

Expression

Add

AddAssign

AddAssignChecked

AddChecked

And

AndAlso

AndAssign

ApplyTypeArgs

ArrayAccess

ArrayIndex