Added in 1.9.0
/dec [-cesuNzB] <%var> [value]
This decreases the value of %var by value.
See also /var, /set, /unset, /inc, $var.
Switches
| Switch | Description | 
| -c | Decrease %var once per second. | 
| -e | Unset the variable when AdiIRC exists. | 
| -s | Echo the new value to current window. | 
| -uN | Decrease %var once and unset the variable after N seconds. | 
| -z | Decreases %var until it reaches zero and then unset it. | 
Parameters
| Parameter | Description | 
| <%var> | The variable to decrease, either global or local. | 
| [value] | Value to decrease by, if no value is defined, value is 1. | 
Example
alias example {
  ;Create a local variable and set it to 10.
  var %x 10
  ;Decrease %x by 5.
  /dec %x 5
  ;Print out %x's content.
  echo -a %x
}