title: tcl string replacement
body: <pre><code>$arg=TEST #### Requested, NOT AVAILABLE psy #;
  </code></pre>
  
  <p>I have a string above where the # is dynamically generated.
  I have to use a function in tcl to do a string replacement.
  Basically I need to remove the comma(,) form the above expression and display it as </p>
  
  <p>TEST #### Requested NOT AVAILABLE psy #</p>
  
  <p>Here's what I did, but it is not working.</p>
  
  <pre><code>regsub -all {"Requested,"} $arg {"Requested"} arg
  </code></pre>
  
  <p>This is where i referenced the function from:
  <a href="http://www.tcl.tk/man/tcl8.5/TclCmd/regsub.htm" rel="nofollow">http://www.tcl.tk/man/tcl8.5/TclCmd/regsub.htm</a></p>