VBS Tutorial: method-Exists Method

Exists Method

IfDictionaryThe specified key exists in the object.True; If it does not exist, returnFalse.

Object.Exists(Key)

Parameters

Object

Required. AlwaysDictionaryObject Name.

Key

Required.DictionaryTheKeyValue.

Description

The following example illustrates how to useExistsMethod:

Function KeyExistsDemo Dim d, msg'Create some variables.Set d = CreateObject ("Scripting. Dictionary ")D. Add "a", "Athens "'Add keys and projects.D. Add "B", "Belgrade"D. Add "c", "Cairo"IfD. Exists ("C")ThenMsg ="The specified key exists."ElseMsg ="The specified key does not exist."End IfKeyExistsDemo = msgEnd Function

See