Read user input and use if statement to check it : Command Line « Language Basics « Perl






  1. Perl
  2. Language Basics
  3. Command Line

Read user input and use if statement to check it

    

#!/usr/bin/perl

use warnings;
use strict;
my $weather = "good";
print "How hot is it, in degrees? ";
my $temperature = <STDIN>;
print "And how many emails left to reply to? ";
my $work = <STDIN>;
chomp($weather, $temperature);
if ($weather eq "snowing") {
    print "OK, let's go!\n";
} elsif ($weather eq "raining") {
    print "No way, sorry, I'm staying in.\n";
} elsif ($temperature < 18) {
    print "Too cold for me!\n";
} elsif ($work > 30) {
    print "Sorry  just too busy.\n";
} else {
    print "Well, why not?\n";
}








Related examples in the same category

1.Using shift to process the command-line arguments.
2.A program that sorts input lines in reverse order.
3.Assigning Input to an Array
4.Conditional debug
5.<> is the same as
6.A case-conversion program.
7.A simple Perl program that reads and writes a line of input.
8.Reading from STDIN
9.Redirect STDIN to error.log
10.Using diamond operator with while statement
11.Using diamond sign to read from keyboard
12.You can omit the STDIN altogether
13.do .. while with diamond operator
14.Standard input
15.Read three lines of text from standard input
16.Read user input
17.Getting Input in Perl Scripts
18.Read input from keyboard
19.Read name from console
20.Read a line of input from the keyboard
21.Read a single character from the keyboard
22.The ARGV Array: command line parameters