$increaseChannelVar
To increase channel variable with a certain amount
Usage
$increaseChannelVar[variable name;amount/expression;channel id;default amount (default is 0)]
Example (increase channel messages by 1):
$increaseChannelVar[messages;1]
To increase channel variable with a certain amount
$increaseChannelVar[variable name;amount/expression;channel id;default amount (default is 0)]
$increaseChannelVar[messages;1]