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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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