Use a label : Last « Statement « Perl

Home
Perl
1.Array
2.CGI
3.Class
4.Data Type
5.Database
6.File
7.GUI
8.Hash
9.Language Basics
10.Network
11.Regular Expression
12.Report
13.Statement
14.String
15.Subroutine
16.System Functions
17.Win32
18.XML
Perl » Statement » Last 
Use a label
  

    $Pattern = "perl";
    $File = "myfile";
    open (FILE,$File|| die "Can't open $File, $!\n";
    FileLoop:
    while(<FILE>) {
        if (/$Pattern/o) {
            print "$File: $_";
            last FileLoop;
        }
    }
    close(FILE);

   
    
  
Related examples in the same category
1.Breaking Out
2.Exit a loop
3.Exits using the last statement.
4.Labels: Create an infinite loop to demonstrate how last will break out of multiple code blocks.
5.Last with label
6.The last statement breaks out of a loop from within the loop block.
7.Using a label.
8.Using the last statement in a foreach structure.
9.last if
10.last statement
11.last statement inside an if statement
java2s.com  | Contact Us | Privacy Policy
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.