File System Functions and Operations

Perl Tutorials - Herong's Tutorial Examples

∟File System Functions and Operations

This chapter provides tutorial examples and notes about file system functions and operations. Topics include using built-in functions to create and remove directories; using unlink() to delete files; using file test operators; using stat() to return file statistics.

Built-in Functions to Work with the File System

File Test Operators

stat() - Returns File Statistics

Takeaways:

chdir(), mkdir(), rmdir(), and unlink() are functions to manage directories.
-e, -d, -f, -s, -T, -B are file test operators to return file information.
stat() returns all statistics of a file as a list value.

Table of Contents

About This Book

Perl on Linux Systems

Perl on macOS Computers

ActivePerl on Windows Systems

Data Types: Values and Variables

Expressions, Operations and Simple Statements

User Defined Subroutines

Perl Built-in Debugger

Name Spaces and Perl Module Files

Symbolic (or Soft) References

Hard References - Addresses of Memory Objects

Objects (or References) and Classes (or Packages)

Typeglob and Importing Identifiers from Other Packages

String Built-in Functions and Performance

File Handles and Data Input/Output

Open Files in Binary Mode

Open Directories and Read File Names

►File System Functions and Operations

Image and Picture Processing

Using DBM Database Files

Using MySQL Database Server

Socket Communication Over the Internet

XML::Simple Module - XML Parser and Generator

XML Communication Model

SOAP::Lite - SOAP Server-Client Communication Module

Perl Programs as IIS Server CGI Scripts

CGI (Common Gateway Interface)

XML-RPC - Remote Procedure Call with XML and HTTP

RPC::XML - Perl Implementation of XML-RPC

Integrating Perl with Apache Web Server

CGI.pm Module for Building Web Pages

LWP::UserAgent and Web Site Testing

Converting Perl Script to Executable Binary

CPAN (Comprehensive Perl Archive Network)

Archived Tutorials

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