毕业论文外文资料翻译-PHP基础语言

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1、PHP Language BasicsActiveServerPages(PHP)isaproven,well-establishedtechnologyforbuildingdynamicWebapplications,whichprovidesthepowerandflexibilityyouneedtocreateanythingfromapersonal,WebbasedphotogallerytoacompletecatalogueandshoppingcartsystemforyournexteCommerceproject。Oneun

2、iquefeatureofPHPisthatitletsyouchooseyourfavouritescriptinglanguage,beitJavaScriptorPHP;however,PHPisbyfarthemostpopularchoice.Inthisarticle,I'llbringyouuptospeedonthebasicsyntaxofthePHPlanguage,includingvariables,operators,andcontrolstructures.Thisarticleisthesecondinaseriest

3、eachingPHP.Specifically,thegoalofthisseriesistoteachyouallyouneedtoknowtocreatedynamicWebsitesusingPHP.Thisarticlepicksuprightwherethepreviousarticleintheseries,GettingStartedwithPHP,leftoff.VariablesHereisthelistingforthefirstPHPscriptIhelpedyoucreateinthepreviousarticle:1

4、ml>23456ThisisatestofPHP.

5、HTMLpagecouldn'tdo.Ohsure,Igaveaslightlymoreinterestingexamplethatdisplayedthecurrentservertime,buttobereallyusefulascriptneedstoperformsomeformofcalculation,ormanipulatedynamicinformationtopresentitinsomeinterestingway.ThelanguageusedforwritingmostPHPprograms,andwhichI'llbeus

6、ingthroughoutthisseries,iscalledPHP.Likemostprogramminglanguages,PHPletsyoustoredatainvariables.Avariablemaybethoughtofsimplyasanamedlocationinmemorywheredatamaybestored.PHPiswhatisknownasalooselytypedlanguage,whichmeansthataparticularvariablemaystoreanykindofinformation,beita

7、number,apieceoftext,adate,orsomemorecomplicatedchunkofdata(asopposedtostrictlytypedlanguageswhereyoucanonlystoreonekindofinformationineachvariable).Beforeyoucanuseavariable,though,youmustdeclareit;thatis,youmustletPHPknowthatyouwanttocreateavariablewithaparticularname.Let'sloo

8、katabasicexampletohelpsolidifytheseconceptsinyourmind.Sayyouw