Passing parameter to perl CGI code

 

<html>
  <head>
    <title>A Simple Form</title>
  </head>
  <body>
    <h1>Please Enter Your Name</h1>
    <form action="http://localhost/cgi-bin/form.pl">
      First name: <input type="text" name="firstname">
      <br>
      Last name: <input type="text" name="lastname">
      <br>
      <input type="submit">
    </form>
  </body>
</html>


#!/usr/bin/perl -w

use strict;
use CGI ':standard';

my @params    = param();
my $firstname = param('firstname') || 'you have no first name!';
my $lastname  = param('lastname')  || 'you have no last name!';

print 
    header(),
    start_html(
        -title   => 'Welcome!',
  -text    => '#520063'
    ),
    h1("Hello, $firstname $lastname!"),
    end_html();

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2.	Demonstrates GET method with HTML form.
3.	Demostrates POST method with HTML form.
4.	Demonstrates use of CGI.pm with HTML form.
5.	Create HTML form with CGI
6.	Get form submitted value
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12.	Process form with regular expression: date
13.	Process form with regular expression: time
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15.	Printing the Name Input Using the CGI Module
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17.	Generate and Process Forms
18.	Form Mail
19.	Form based table editing
20.	Create a form with Perl code
21.	Code to Accept Input with the CGI Module
22.	Capitalize the first letter of each parameter using ucfirst
23.	A Form-Based Example
24.	Learn about the current CGI request
25.	Read the data for a CGI GET request
26.	Read the data passed to a script on the command line?
27.	Decoding the Input Data
28.	The POST Method
29.	Verifying a username and a password
30.	Sample Database Query
31.	Writing a cookie to the client computer
32.	Add a New Phone Number
33.	Sessions - Preserving State
34.	Separate the form and perl script
35.	Add form data to database
36.	EMail sending form
37.	Guest book form
38.	Data-Entry Forms in Web Pages
39.	Using LI
40.	Using the option select box
41.	Reading text in textarea
42.	Querying all the parameters

Passing parameter to perl CGI code : Form « CGI « Perl

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