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The Tutorials in this series are created in PERL 5.14.2 on Ubuntu 12.04. Perl (Practical Extraction and Reporting Language) is widely used open-source language. Read more


About 23 results found.
  1. Instruction Sheet
  2. Installation Sheet
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Foss : PERL - English

Outline: Access Modifiers in PERL 1. private variable - my scope is in the block inside where it is declared 2. lexically scoped variables - local that means they get the tem..

Intermediate

Foss : PERL - English

Outline: 1. Installation of Perl 5.14.2 on Ubuntu Linux Installing XAMPP in Linux (XAMPP is a cumulative package consisting of Apache, PERL, PHP and MySQL Packages is availabl..

Basic

Foss : PERL - English

Outline: Variables are used for storing values, like text strings, numbers or arrays All variables in PERL start with a $ sign symbol Declaring a variable in PERL: $var_name = value; e.g..

Basic

Foss : PERL - English

Outline: Comments in Perl Two types of comments - 1. Single Line 2. Multi Line Single Line comment starts with the symbol # Multi Line comment used to comment a chunk of cod..

Basic

Foss : PERL - English

Outline: for-foreach-Loop 1. for Loop for loop is used to execute a piece of code for certain number of times 2. for-each Loop for-each loop is used to iterate a condition over an a..

Basic

Foss : PERL - English

Outline: 1. while Loop while loop executes a block of code while a condition is true. 2. do-while loop do-while loop will always execute the piece of code at-least once. It will then..

Basic

Foss : PERL - English

Outline: if conditional statement is used to test some condition and if that condition is satisfied then execute the piece of code. if-else conditional statement is used to test some condi..

Basic

Foss : PERL - English

Outline: if-elsif-else conditional statement is used to check specific condition and if it is true execute the respective block else execute the default else block. switch is conditional c..

Basic

Foss : PERL - English

Outline: Perl provides 3 types of data structures. 1. Scalar This is the basic data structure in PERL. It is as good as defining variables in Perl. e.g $variable = 9; 2...

Basic

Foss : PERL - English

Outline: 1. Getting Last index of array 2. Getting length of an array To get the length, add 1 to last index of an array Other way is use scalar function on array or a..

Basic

Foss : PERL - English

Outline: 1. push Add element at the end of an array 2. pop Remove element from the end of an array 3. unshift Add element at the start of an array ..

Basic

Foss : PERL - English

Outline: 1. Accessing element of a hash 2. Basic hash functions keys Returns keys of a hash values Returns values of a hash each Retrieve the..

Basic

Foss : PERL - English

Outline: 1. Simple function 2. Function with parameters 3. Function which return single value 4. Function which returns multiple values

Basic

Foss : PERL - English

Outline: Special Blocks 1. Begin This block executes at the compilation time once it is defined. Anything which needs to be included before execution of the rest of the code is wr..

Basic

Foss : PERL - English

Outline: Referencing: Create a reference by adding \ (backward slash) Demo of various examples Add, remove, access elements of array reference / hash reference in the script with example..

Intermediate

Foss : PERL - English

Outline: 1. Special variables have a predefined and special meaning in Perl. 2. These variables are denoted by usual variable indicator such as $, @, % along with punctuation chara..

Intermediate

Foss : PERL - English

Outline: File Handling 1. Open a File 2. Open a File in Read Mode 3. Open a File in Write Mode 4. Open a File in Append Mode 5. Close the FileHandle

Intermediate

Foss : PERL - English

Outline: Exception and error handling When an error occurs, exception and error handling helps to recover the program. Methods used in Perl: 1. warn() 2. die() 3. eval()

Intermediate

Foss : PERL - English

Outline: Including Files or modules in Perl program We can include the Perl modules or files by using the following methods. 1. do: It includes the source code from other files into t..

Intermediate

Foss : PERL - English

Outline: Sample Perl program We have included all the major topics we covered so far in this sample program. This program will give the output of various weather forecast reports of a..

Intermediate