variables : set
DESCRIPTION
<set> assigns a variable to the user and formats the string if a format is provided.
Variables may only consist of numbers, letters, and the underscore.
PARAMETERS
var - which variable to set
value - what to set the variable to (optional; input by default)
format - how to filter the value (optional; normal by default)
EXAMPLES
...
<set var="name" format="firstname" />
...
<set var="name" format="firstname" />
...
...
<set var="name" format="firstname">
a string or other modules
</set>
...
<set var="name" format="firstname">
a string or other modules
</set>
...