Perl Programming LanguageLast Updated : 26 Sep, 2023ReadDiscussCoursesPerl is a general purpose, high level interpreted and dynamic programming language. Perl supports both the procedural and Object-Oriented programming. Perl is a lot similar to C syntactically and is easy for the users who have knowledge of C, C++. Since Perl is a lot similar to other widely used languages syntactically, it is easier to code and learn in Perl. Programs can be written in Perl in any of the widely used text editors like Notepad++, gedit, etc.Recent Articles on Perl!Basics, Fundamentals, Input and Output, Control Flow, Datatypes, Strings, Object Oriented Programming in Perl, Subroutines, Regular Expressions, File Handling, Context Sensitivity, CGI Programming, Misc BasicsIntroduction to PerlInstallation and Environment SetupSyntax of a Perl ProgramHello World Program in PerlPerl vs C/C++Perl vs JavaPerl vs PythonFundamentalsModes of Writing a Perl CodeBoolean ValuesOperators | Set – 1, Set – 2VariablesVariables and its TypesScope of VariablesModules in PerlPackages in PerlNumber and its TypesDirectories with CRUD operationsInput and OutputUse of print() and say() in PerlPerl | print operatorUse of STDIN for InputControl FlowDecision MakingLoopsPerl given-when StatementPerl goto operatornext operatorredo operatorlast in loopDatatypesData TypesArrays and Lists:ArraysArray SlicesGetting the Number of Elements of an ArrayReverse an arraySorting of ArraysUseful Array functionsArrays (push, pop, shift, unshift)Implementing a StackList and its TypesList FunctionsHash:Introduction to HashWorking of a HashHash OperationsSorting a HashMultidimensional HashesHash in Scalar and List ContextUseful Hash functionsScalars:ScalarsComparing Scalarsscalar keywordStringsQuoted, Interpolated and Escaped StringsMulti-line Strings | Here DocumentSorting mixed Strings in PerlString OperatorsUseful String OperatorsString functions (length, lc, uc, index, rindex)Useful String functionsAutomatic String to Number Conversion or CastingCount the frequency of words in textRemoving leading and trailing white spaces (trim)Object Oriented Programming in PerlIntroduction to OOPsClassesObjectsMethodsConstructors and DestructorsMethod OverridingInheritancePolymorphismEncapsulationSubroutinesSubroutines or Functions | Set – 1, Set – 2Function Signature in PerlPassing Complex Parameters to a SubroutineMutable and Immutable parametersMultiple SubroutinesUse of return() FunctionReferencesPass By ReferenceRecursion in PerlRegular ExpressionsRegular ExpressionsOperators in Regular ExpressionRegex Character ClassesSpecial Character Classes in Regular ExpressionsQuantifiers in Regular ExpressionBacktracking in Regular Expression‘e’ modifier in Regex‘ee’ Modifier in Regexpos() function in RegexRegex Cheat SheetSearching in a File using regexFile HandlingFile Handling IntroductionOpening and Reading a FileWriting to a FileAppending to a FileReading a CSV FileFile Test OperatorsFile LockingUse of Slurp ModuleUseful File-handling functionsContext SensitivityScalar Context SensitivityList Context SensitivitySTDIN in Scalar and List ContextCGI ProgrammingCGI ProgrammingFile Upload in CGIGET vs POST in CGIMiscBreakpoints of a DebuggerExiting from a ScriptCreating Excel FilesReading Excel FilesNumber Guessing Game using PerlDatabase management using DBIAccessing a Directory using File GlobbingUse of Hash bang or Shebang lineUseful Math functions