$varExistError

Returns a custom error if a certain variable doesn't exist.

Usage

$varExistError[variableName;errorMessage]

🧙‍♂️ This function is useful when posting codes in the #wikis channel, so users don't forget to create the needed variables.

Breakdown

• variableName - The variable that should exist.
• errorMessage - The custom error message to return if the variable doesn't exist.

Example

$nomention
$varExistError[Cool;Add the 'Cool' variable in the app.]
$setUserVar[Cool;true;$authorID]
You are now cool!