On Nov 11, 10:46 am, [EMAIL PROTECTED] (Dermot Paikkos) wrote: > Hi > > > > > -----Original Message----- > > From: marys [mailto:[EMAIL PROTECTED] > > Sent: 11 November 2008 11:20 > > To: [EMAIL PROTECTED] > > Subject: using cgi.pm to create and interpret textboxes > > > Hello: > > Can anyone tell me how to use CGI.pm's 'textfield' function to set up > > a form with a lot of fill-in fields and then parse them? I tried to > > read three values from input boxes but the output seems to be the name > > of the textbox and not its value. Here are two scripts: > > > (1) a.cgi: > > > #!/usr/bin/perl -wT > > use CGI::Carp qw(fatalsToBrowser); > > use CGI ':standard'; > > use strict; > > use diagnostics; > > my $z = new CGI; > > print $z->header; > > print $z->start_html; > > > print $z->h2("Please indicate the length of each leg of the > > triangle:"),"\n"; > > > print $z->startform(-method=>"POST",-action=>"action.cgi"); > > > my @leglength; > > my @leg; > > > foreach (0..2){ > > print $z->h2($leg[$_]," ",textfield("leglength[$_]")); > > } > > > print $z->submit('Submit'); > > > print $z->end_html; > > _______________________________________________________________________ > > > ______________________ > > > (2) action.cgi: > > > #!/usr/bin/perl -wT > > use CGI::Carp qw(fatalsToBrowser); > > Typo here. > > use CGI ':standard'; > > > use strict; > > use diagnostics; > > my $q = new CGI; > > my @param=param();#these are the contents from textboxes on previous > > page > > print $q->header; > > print $q->start_html; > > > my @leglenth; > > > my @param=param(); > > my $z; > > my $a=-1; > > The issue is here. > > > foreach(0..2){ > > $a+=1; > > $leglenth[$a] = $param[$a]; > > } > > Your puttng the names in the array not the values > > you want param($param[$a]); > > > my $numelements=scalar(@leglenth); > > print $q->h2("The number of elements in array [EMAIL PROTECTED] is > > $numelements\n"); > > > foreach (@leglenth){ > > print $q->h2("\$leglenth[$_] is $_ \n"); > > } > > > print $q->h2("[EMAIL PROTECTED] is @leglenth \n"); > > > print $q->end_html; > > _______________________________________________________________________ > > > ______________________ > > I illustrated the problem with just three fill-in fields, but I will > > need many more. The output of the print statements in the file > > 'action.cgi' is that each element listed has the name of the element, > > e.g. "leg[0]" , not the value filled in. I can pass the values > > through if I individually label each input box in the input script, > > but it gets very sloppy and tedious to do it that way. Does anyone > > know if it can be done the way I tried? > > Thank you in advance. > > Mary > > print "===========================\n"; > foreach my $p (@param) { > next unless $p =~ /leglength/; > print $q->h4("$p = ".$q->param($p));} > > print $q->end_html;
Thank you very much. Mary -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] http://learn.perl.org/
