GetstartedwithPerl5andlearntheimportantcoreconceptsofPerlprogramming,suchasvariables,flowcontrol,expressions,andI/O.Additionally,thisbookcoverspatternmatchingandshowsthatPerlisextremelyflexibleandpowerful,andthatitisn’tafraidofthecloud.Afterreadingandusingthisbook,you’llbeabletostartwritingyourownpowerfulscriptstosolvemanywebandprogrammingproblems.Thisisabookforthoseofuswhobelievedthatwedidn’tneedtolearnPerl,andnowweknowitismoreubiquitousthanever.You’llseethatPerlhasevolvedintoamultipurpose,multiplatformlanguagepresentabsolutelyeverywhere:heavy-dutywebapplications,thecloud,systemsadministration,naturallanguageprocessing,andfinancialengineering.ThisbookprovidesvaluableinsightintoPerl’sroleregardingallofthesetasksandmoregivingyouagreatstartinyourPerlprogrammingadventure.WhatYouWillLearnPerformoperationsonscalarvaluesUsescalar,array,andassociativearrayvariablesWorkwithflowcontrolstatementssuchasif,unless,while,until,for,andforeachReadandwritedirectlytofileswithfilehandlesUseconditionalexpressionssuchasnumericandstringcomparison,regularexpressions,filetesting,andPerlstatementsFormatoutputwithformatstatementsSearchforandreplacesub-stringswithinastringusingregularexpressionsMasterPerlutilitiessuchassplit,join,indexandmoreControlthefilesystemandprocessesfromwithinaPerlscriptBuildfunctionsfortasksincludinghandlingthescopeofvariablesImportexistingmodulesintoyourPerlscriptWhoThisBookIsForThosewhoarenewtoPerl.
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3.17MB
Perl
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