SpatialEdmFunctions.Latitude Method (DbExpression)

.NET Framework (current version)
 
System_CAPS_noteNote

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

Namespace:   System.Data.Common.CommandTrees.ExpressionBuilder.Spatial
Assembly:  System.Data.Entity (in System.Data.Entity.dll)

public static DbFunctionExpression Latitude(
	this DbExpression geographyValue
)

Parameters

geographyValue
Type: System.Data.Common.CommandTrees.DbExpression

An expression that specifies the geography point value from which the Latitude value should be retrieved.

Return Value

Type: System.Data.Common.CommandTrees.DbFunctionExpression

A new DbFunctionExpression that returns either the Latitude value of geographyValue or null if geographyValue is not a point.

Exception Condition
ArgumentNullException

geographyValue

ArgumentException

geographyValue

.NET Framework
Available since 4.5
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