Perl-String

Perl | Useful String functions

Perl-String-Operators

Last Updated: 30 June 2019

A string in Perl is a scalar variable and start with a ($) sign and it can contain alphabets, numbers, special characters. The string can co ...read more

Perl | Quoted, Interpolated and Escaped Strings

Last Updated: 24 December 2021

A string in Perl is a scalar variable and start with a ($) sign and it can contain alphabets, numbers, special characters. The string can co ...read more

Sorting mixed Strings in Perl

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Last Updated: 14 March 2019

Sorting in Perl can be done with the use of a pre-defined function 'sort'. This function uses a quicksort algorithm to sort the array passed ...read more

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Perl matching operator

Last Updated: 07 May 2019

m operator in Perl is used to match a pattern within the given text. The string passed to m operator can be enclosed within any character wh ...read more

perl-operators

Perl-String-Operators

Perl | length() Function

Last Updated: 25 June 2019

length() function in Perl finds length (number of characters) of a given string, or $_ if not specified.Syntax:length(VAR)Parameter:VAR: Str ...read more

Perl | lc() Function for Lower Case Conversion

Last Updated: 13 April 2021

lc() function in Perl returns a lowercased version of VAR, or $_ if VAR is omitted.Syntax: lc(VAR)Parameter:VAR: Sentence which is to be con ...read more

Perl | index() Function

Last Updated: 06 March 2023

This function returns the position of the first occurrence of given substring (or pattern) in a string (or text). We can specify start posit...read more

Perl | Reverse an array

Last Updated: 23 September 2018

Reverse an array or string in Perl.Iterative Way:Iterate over the array from 0 to mid of array.Swap the arr[i] element with arr[size-i] ele ...read more

Perl | split() Function

Last Updated: 23 June 2020

split() is a string function in Perl which is used to split or you can say to cut a string into smaller sections or pieces. There are differ ...read more

Perl | Count the frequency of words in text

Last Updated: 12 February 2019

Counting frequency of all words of a string is a basic operation for any programming language. The frequency of each word of the text can be ...read more

Perl | Removing leading and trailing white spaces (trim)

Perl-hashes

Last Updated: 05 June 2020

Removing unwanted spaces from a string can be used to store only the required data and to remove the unnecessary trailing spaces. This can b ...read more

Perl | String Operators

Last Updated: 29 April 2023

Operators are the foundation of any programming language. Thus, the functionality of Perl programming language is incomplete without the use ...read more

Perl | Multi-line Strings | Here Document

perl-operators

Last Updated: 06 July 2018

A string in Perl is a scalar variable and it can contain alphabets, numbers, special characters. The string can consist of a single word, a ...read more

perl-basics

Perl | String functions (length, lc, uc, index, rindex)

Last Updated: 26 June 2019

String in Perl is a sequence of character enclosed within some kinds of quotation marks. Perl string can contain UNICODE, ASCII and escape s ...read more