A Vortex variable is denoted by a dollar sign ($) immediately followed by a name. Variable names have the same syntax as function names (here), i.e. alphanumerics, underscores, spaces or a period, and are case-sensitive (i.e. $value and $Value are distinct variables). If a variable name contains non-alphanumeric characters, or is adjacent to text not part of its name, its name must be quoted to delimit it, e.g.:
I $'prefix'opened the case.
A variable is printed by simply referring to it in the Vortex script,
as above. Its value is automatically HTML-escaped when printed
(unless the script content type is non-HTML, or HTML mode is
explicitly turned off - see
here)). To print a literal $, use
The price is $$39.95.
syntaxversion 8 and later
(here), the character sequences $.,
$[, $], and $$n$ (where $n$ is a digit) may be
used, and will be taken as literal characters. This is to aid JSON