IsEmpty Property (PgSqlArray)

In This Topic

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

Syntax

Visual Basic
C#

'Declaration
 
Public ReadOnly Property IsEmpty As Boolean

public bool IsEmpty {get;}

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)

Reference

PgSqlArray Structure
PgSqlArray Members
CreateEmptyArray Method
Null Field

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