anguage/escape-sequences">escape</a> the comment character, because then it just prints the <code>#</code>.</p>
<div class="codehilite"><pre><span></span># Define subroutine for concatenating two strings
[$[concat:a;b]:
    [arg:a][arg:b] # Print both arguments
]

# Nobody would actually do this with a subroutine. Shhhh
[$concat:Hello\s;World!]
</pre></div>
                
                  
                
              
              
                
                  <h2 id="__comments">Comments</h2>
