[LON-CAPA-users] another regular expression

Guy Albertelli II lon-capa-users@mail.lon-capa.org
Wed, 24 Aug 2005 15:01:16 -0400 (EDT)


Hi Hon-Kie.


  $coeff = &random(1,5);
  $c_quest=($coeff == 1 ? '?' : '');
  $c_re = qr/\Q$coeff\E$c_quest/;
  $var = qr/\Qx\E/;
 
  $re = '/^\s*$c_re\s*\*?\s*$var\s*$/';

should work.


-- 
guy@albertelli.com   0-7-2-1-27,137