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SpatialEdmFunctions.XCoordinate(DbExpression) Method

Definition

Creates a DbFunctionExpression that invokes the canonical 'XCoordinate' function with the specified argument, which must have an Edm.Geometry result type. The result type of the expression is Edm.Double.

public static System.Data.Entity.Core.Common.CommandTrees.DbFunctionExpression XCoordinate (this System.Data.Entity.Core.Common.CommandTrees.DbExpression geometryValue);
static member XCoordinate : System.Data.Entity.Core.Common.CommandTrees.DbExpression -> System.Data.Entity.Core.Common.CommandTrees.DbFunctionExpression
<Extension()>
Public Function XCoordinate (geometryValue As DbExpression) As DbFunctionExpression

Parameters

geometryValue
DbExpression

An expression that specifies the geometry point value from which the X co-ordinate value should be retrieved.

Returns

A new DbFunctionExpression that returns either the X co-ordinate value of geometryValue or null if geometryValue is not a point.

Applies to