Funda indlela yokusebenzisa iBash kwiLoop kwiShell Scripts

Kwiilwimi zokucwangcisa, iiLoops zizinto ezibalulekileyo kwaye zisetyenziswa xa ufuna ukuphinda ikhowudi ngokuphindaphindiweyo de imeko ethile ifezekiswe.

Kwiskripthi se-Bash, iilophu zidlala indima efanayo kwaye zisetyenziselwa ukwenza imisebenzi ephindaphindwayo njengakwilwimi zokucwangcisa.

Kwi-Bash scripting, kukho iintlobo ezi-3 ze-loop: ye-loop, ngelixa i-loop, kunye ne-loop. Ezi zintathu zisetyenziselwa ukuphinda-phinda phezu koluhlu lwamaxabiso kwaye zenze uluhlu olunikiweyo lwemiyalelo.

Kwesi sikhokelo, siya kugxila kwiBash yeLoop kwiLinux.

Njengoko bekutshi

Bash-it-Bash Framework yokulawula izikripthi zakho kunye neziqhulo

I-Bash-yinqwaba yemiyalelo ye-Bash yoluntu kunye nezikripthi ze-Bash 3.2+, eziza nokugqitywa ngokuzenzekelayo, imixholo, iziteketiso, imisebenzi yesiko, kunye nokunye. Ibonelela ngesakhelo esiluncedo sokuphuhlisa, ukugcina nokusebenzisa imibhalo yeqokobhe kunye nemiyalelo yesiko kumsebenzi wakho wemihla ngemihla.

Ukuba usebenzisa iqokobhe le-Bash yonke imihla kwaye ujonge indlela elula yokugcina umkhondo wazo zonke izikripthi zakho, iziteketiso kunye nemisebenzi, ke iBash-yeyakho! Yeka ukungcolisa i ~/bin directory kunye .bashrc ifayile, ifolokhwe/clone Bash-it kwaye uqalise ukuqweqwe

Iindlela ezimfutshane ze-Linux Command Bash oFumana Uyazi

Kweli nqaku, siza kwabelana ngenani le-Bash indlela emfutshane yomyalelo oluncedo kuye nawuphi na umsebenzisi weLinux. Ezi ndlela zimfutshane zikuvumela ukuba wenze lula kwaye ngendlela ekhawulezayo, wenze imisebenzi ethile efana nokufikelela kunye nokusebenzisa imiyalelo esele iwisiwe, ukuvula umhleli, ukuhlela/ukucima/ukutshintsha okubhaliweyo kumgca womyalelo, ukuhambisa ikhesa, ulawulo lweenkqubo njl.njl. umgca.

Nangona eli nqaku liza kuxhamlisa abaqalayo beLinux ngokujikeleza kunye neziseko zomyalelo, abo banezakhono eziphakathi kunye nabasebenzisi abaphambili banokuyifumana ilun

I-jm-iqokobhe-Iqokobhe le-Bash elineNgcaciso ePhakamileyo kunye neSiko loKwenza

I-jm-iqokobhe ngumthombo ovulekileyo wasimahla, omncinci, onolwazi kakhulu kwaye olungiselelwe iqokobhe leBash, elikunika ubutyebi obuninzi bolwazi malunga nomsebenzi wakho weqokobhe kunye nolwazi oluthile lwenkqubo oluluncedo olunjengomndilili womthwalo wenkqubo, ubume bebhetri yeelaptops/ekhompyuter kunye okuninzi.

Okubalulekileyo, ngokungafaniyo neBash egcina kuphela imiyalelo ekhethekileyo kwifayile yembali, yokukhangela imiyalelo eqhutywe ngaphambili - i-jm-shell irekhoda umsebenzi ngamnye weqokobhe kwifayile yelog.

Ukongeza, ukuba ulawulo lwakho lwangoku luyindawo yokugcin

Indlela yokuFaka kunye nokwenza iBash Auto igqibezele kwiCentOS/RHEL

IBash (iBourne Kwakhona iShell) ngokungathandabuzekiyo lelona qokobhe leLinux lidumileyo phaya, akumangalisi ukuba liqokobhe elingagqibekanga kunikezelo oluninzi lweLinux. Enye yezona zinto zinomtsalane kakhulu kukwakhelwe ngaphakathi \ukugqibezela ngokuzenzekelayo inkxaso.

Ngamanye amaxesha kubhekiswa kukugqitywa kwe-TAB, eli nqaku likuvumela ukuba ugqibezele ngokulula ulwakhiwo lomyalelo. Ivumela ukuchwetheza umyalelo ongaphelelanga, emva koko ucinezele i [Tab] isitshixo ukugqibezela-ngokuzenzekelayo umyalelo kunye neengxoxo zayo. Idwelisa zonke izigqibo ezininzi, apho kunokwenzeka.

Iingcebiso ezili-10 eziluncedo zokuBhala iziBhalo zeBash ezisebenzayo kwiLinux

Ulawulo lwenkqubo yemisebenzi ezenzekelayo, ukuphuhlisa izinto ezilula eziluncedo/izixhobo ukukhankanya nje ezimbalwa.

Kweli nqaku, siza kwabelana ngeengcebiso ezili-10 eziluncedo nezisebenzayo zokubhala izikripthi ezisebenzayo nezithembekileyo ze-bash kwaye ziquka:

1. Soloko usebenzisa amagqabaza kwiZikripthi

Esi sisenzo esicetyiswayo esingasetyenziswanga kuphela kwiqokobhe loshicilelo kodwa zonke ezinye iintlobo zenkqubo. Ukubhala amagqabantshintshi kwiskripthi kukunceda wena okanye omnye umntu ohamba ngesikripthi sakho aqonde ukuba zenziwa ntoni na iindawo ezahlukeney

Uyenza njani iVim Editor njengeBash-IDE kwiLinux

I-IDE (Imeko-bume yoPhuhliso oluDityanisiweyo) yisoftware nje enikezela ngezixhobo ezifuneka kakhulu zenkqubo kunye namacandelo kwinkqubo enye, ukukhulisa imveliso yomdwelisi wenkqubo. Ii-IDE zibeka phambili inkqubo enye apho lonke uphuhliso lunokwenziwa, luvumela umdwelisi wenkqubo ukuba abhale, aguqule, aqulunqe, asasaze kwaye alungise iinkqubo.

Kweli nqaku, siza kuchaza indlela yokufaka kunye nokuqwalasela umhleli we-Vim njenge-Bash-IDE usebenzisa i-bash-support vim plug-in.

I-bash-inkxaso yi-plug-in ye-vim-customizable kakhulu, ekuvumela ukuba ufake: iiheader zefayile, iingx

Uyenza njani ngokwezifiso imibala yeBash kunye nesiqulatho kwiLinux Terminal Prompt

Namhlanje, iBash liqokobhe elingagqibekanga kuninzi (ukuba ayilulo lonke) usasazo lweLinux lwangoku. Nangona kunjalo, usenokuba uqaphele ukuba umbala wombhalo kwi-terminal kunye nomxholo okhawulezayo unokwahluka kwi-distro enye ukuya kwenye.

Kwimeko apho ubuzibuza ukuba ungayenza njani ngokwezifiso le nto ukuze ufikeleleke ngcono okanye i-whim nje, qhubeka ufunda-kweli nqaku siza kuchaza indlela yokwenza kanye oko.

I-PS1 Bash Environment Variable

Umyalelo okhawulezayo kunye nenkangeleko ye-terminal ilawulwa yimeko-bume eguquguqukayo ebizwa ngokuba yi-PS1. Ng

I-Powerline-Yongeza iMithetho yeZimo ezinamandla kunye neeNgcebiso kuMhleli weVim kunye neBash Terminal

I-Powerline yi-plugin ye-statusline enkulu yomhleli we-Vim, ephuhliswe kwi-Python kwaye ibonelela ngemigangatho yesimo kunye nokukhuthaza kwezinye izicelo ezininzi ezifana ne-bash, i-zsh, i-tmux kunye nezinye ezininzi.

1. Ibhalwe kwiPython, eyenza ukuba yandiswe kwaye ibe nobutyebi.
2. Isiseko s
   Funda ngokugqithisileyo →

rbash - Iqokobhe leBash eliMiselweyo elichazwe ngeMizekeliso eSebenzayo

I-Linux Shell yenye yezona zixhobo zinomdla kwaye zinamandla ze-GNU/Linux. Sonke isicelo, ukuquka i-X, sakhiwe phezu kweqokobhe kwaye iqokobhe le-Linux linamandla kangangokuba yonke inkqubo yeLinux inokulawulwa ngokuchanekileyo, ukuyisebenzisa. Omnye umba weqokobhe leLinux kukuba, inokuba nobungozi, xa uphumeze umyalelo wenkqubo, ngaphandle kokwazi isiphumo sayo okanye ngokungazi.