home *** CD-ROM | disk | FTP | other *** search
/ ftp.cse.unsw.edu.au / 2014.06.ftp.cse.unsw.edu.au.tar / ftp.cse.unsw.edu.au / pub / doc / languages / perl / nutshell / ch2 / yorn < prev   
Encoding:
Text File  |  1992-10-18  |  207 b   |  11 lines
  1. #!/usr/bin/perl
  2.  
  3. sub y_or_n {
  4.     local($prompt) = @_;
  5.     print STDOUT $prompt;
  6.     local($answer) = scalar(<STDIN>);
  7.     $answer =~ /^y/i;
  8. }
  9.  
  10. &walk if &y_or_n("I'd walk a camel for a mile.  Would you? ");
  11.