<!--parser:xtscript-->
#assign a space to a variable
var $space =call chr $val=32

var $input =xyz FOOBAR zyx
var $input =$space$input$space

# default  rtrim
var $output = call rtrim $val=$input
print default rtrim<br />
print input =|$input|<br />
print output =|$output|<hr />

# a space can be added (not at the end) as a part of a $charlist of 2 or more characters
var $output = call rtrim $val=$input ; $charlist=xy z 
print a space in the charlist<br />
print input = |$input|<br />
print output = |$output|<hr />

# specify a range of characters with ..
var $input = ABCDEFGHIJKLMABCDEF
var $output = call rtrim $val=$input ; $charlist= A..F J..M
print trim a range of characters<br />
print input = $input<br />
print output = $output
<!--/parser:xtscript-->