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PERL SCRIPTING

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BEST PERL APPLICATION PROVIDER

CRJ Infotech Solutions team of Perl developers with their wide experience in web and server side application development has created a strong track record in Perl application development. Our Perl team has very good knowledge-rich experience in Perl, and our deep expertise comes as much from experience as from passion.

SERVICES

  • Custom application development services
  • Web-based application development services
  • Webservice development services
  • Installation: Perl is usually pre-installed on Unix-like systems. For Windows, you can download the Perl interpreter from the official Perl website (perl.org) and follow the installation instructions.
  • Running Perl Code:Perl code can be executed in two ways. You can run Perl code directly in an interactive shell by typing perl in the command prompt. Alternatively, you can save the Perl code in a file with a .pl or .perl extension and run it using the command perl filename.pl
  • Syntax and Indentation: Perl uses a syntax influenced by various programming languages. It does not enforce strict indentation rules, but consistent indentation is recommended for readability. Statements are typically terminated with a semicolon (;).
  • Variables and Data Types: In Perl, you can assign values to variables using the $ symbol. Perl has several built-in data types, including scalars (single values), arrays (ordered lists), hashes (key-value pairs), and more. Variables are dynamically typed in Perl.
  • Printing Output: You can print output to the console using the print function. Pass the values you want to print as arguments, separated by commas. For example, print "Hello, World!\n"; will display "Hello, World!" on the console.
  • Basic Operations:Perl supports various operators for arithmetic calculations (+, -, *, /, %, **), comparison (<, >, <=, >=, ==, !=), logical operations (&&, ||, !), and more.
  • Control Flow: Perl provides control flow statements to control the execution of code. These include conditional statements like if, elsif, and else, as well as looping statements like for, foreach, while, and until.
  • Regular Expressions:Perl is renowned for its powerful support of regular expressions. Regular expressions allow you to search, match, and manipulate text patterns. Perl has built-in support for regular expressions through special operators and functions.
  • Functions:You can define reusable blocks of code called subroutines or functions in Perl. Functions help modularize code and make it more organized. You can define functions using the sub keyword, followed by the function name, parentheses for parameters, and a block of code in curly braces.
  • Modules: Perl has an extensive collection of modules available through the Comprehensive Perl Archive Network (CPAN). These modules provide additional functionality for tasks such as database connectivity, file manipulation, web development, and more. You can import modules using the use statement and utilize their features in your code.
  • Input from Users: You can prompt the user for input using the <> operator. It reads a line of text from the user as a string. You can store the user's input in a variable for further processing.
  • Error Handling: Perl provides error handling mechanisms such as die and warn. The die function is used to display an error message and terminate the program, while warn displays a warning message but allows the program to continue execution.

WHY CHOOSE US?

With experience of handling projects of varying size and delivering the best products feasible, we make website with finest UI/UX thus making it run flawlessly on web as well as mobile devices. CRJ Infotech empower businesses to connect with customers more freely and easily by providing an identity over the web.