Key Exists Action

Description

Checks whether a key exists in a file.

Key	The key we want to check the existence of.
Exists	A Bool variable which will be set to true if the key exists, else false.
Exists Event	This event is triggered if the key exists.
Does Not Exist Event	This event is triggered if the key does not exist.
Error Handling	[Optional] Events triggered when an error occurs.
Override Default Settings	[Optional] The settings we want to use to override the default settings.