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PERL Online Training Concepts :

Perl Overview

PERL history
Running Perl scripts
Data types
Basic concepts (assignment, comments
Standard I/O, print)

Scalar Data types

Numbers and strings
Literals and variables
Numeric functions Interpolation
String functions

Flow Control

Conditional statements
Relational and logical operators
Control loops

Arrays

Variables
Creation, Assignment and access
Built –in array functions

Hashes (Associative Arrays)

Variables, creation, assignment and access
Access
Hashes as arrays
Build in Hash Functions

Subroutines

Basic I/O (STDIN, STDOUT, STDERR)
Files handle and file handling
Error handling
Directory Processing
System Processing Management

Regular expression

Pattern matching
Templates
Wildcards and character classes
Recovering previous matches
Recovering previous matches

User Defined Functions

Using and creating Functions
Arguments and Return values
Scooping
Prototypes

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