$isUserMention

To check if text provided satisfy discord user mention format or not

Usage

$isUserMention[Text]

Example:

Member09/19/2023
!!exec $isUserMention[abc]

Custom Command Bot 09/19/2023
false

Example:

Member09/19/2023
!!exec $isUserMention[<@!1234567890>]

Custom Command Bot 09/19/2023
true