IsEmpty Property (PgSqlArray)

In This Topic

Syntax
Remarks
Example
Requirements
See Also

Gets a value that indicates whether PgSqlArray is an empty array.

Syntax

Visual Basic
C#

public bool IsEmpty {get;}

'Declaration
 
Public ReadOnly Property IsEmpty As Boolean

Property Value

true if PgSqlArray represents an empty array value; otherwise, false.

Remarks

You can get an empty instance of PgSqlArray in the following ways:

Call the CreateEmptyArray static method of PgSqlArray type.
Call the Parse(String,PgSqlType) static method of PgSqlArray type.
Call the PgSqlArray Constructor(PgSqlType,Int32,Int32[]) constructor of PgSqlArray type.

Example

This sample demostrates all three ways to create an empty instance of PgSqlArray.

csharp

PgSqlArray arr1 = PgSqlArray.CreateEmptyArray(PgSqlType.Int); 
PgSqlArray arr2 = PgSqlArray.Parse("{}", PgSqlType.Int); 
PgSqlArray arr3 = new PgSqlArray(PgSqlType.Int, 0);

Visual Basic

Dim arr1 As PgSqlArray = PgSqlArray.CreateEmptyArray(PgSqlType.Int)
Dim arr2 As PgSqlArray = PgSqlArray.Parse("{}", PgSqlType.Int)
Dim arr3 As PgSqlArray = new PgSqlArray(PgSqlType.Int, 0)

Requirements

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

Reference

PgSqlArray Structure
PgSqlArray Members
CreateEmptyArray Method
Null Field

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