Ungaphuma kusikripthi kunoma iyiphi indawo usebenzisa igama elingukhiye lokuphuma . Ungaphinda ucacise ikhodi yokuphuma ukuze ubonise kwezinye izinhlelo ukuthi umbhalo wakho wehluleke kanjani, isb. phuma 1 noma phuma 2 njll.
Uphuma kanjani kusikripthi?
Uma iskripthi sigcina ngokuphuma ngaphandle kokucacisa ipharamitha, ikhodi yokuphuma yeskripthi ingeyomyalo wokugcina okhishwe kusikripthi. Ukusebenzisa ukuphuma nje kuyafana nokuphuma ku-$? noma ukweqa ukuphuma . Uma usebenzisa iskripthi njengempande, ikhodi yokuphuma izoba nguziro. Uma kungenjalo, iskripthi sizophuma nesimo 1 .
Ngiphuma kanjani kusikripthi se-bash?
Ungasebenzisa i-break command ukuze uphume kunoma iyiphi iluphu, njengesikhathi kanye nokuze kube izihibe. Iluphu igijima ize ifike ku-14 bese umyalo uphuma ku-loop. Umyalo uphuma ku-loop ngenkathi, futhi lokho kwenzeka lapho ukubulawa kufinyelela isitatimende uma.
Uyini umehluko phakathi kokuphuma ku-0 kanye nokuphuma ku-1 kusikripthi segobolondo?
ukuphuma(0) kubonisa ukuthi uhlelo lunqanyulwe ngaphandle kwamaphutha. ukuphuma(1) kubonisa ukuthi kube nephutha. Ungasebenzisa amanani ahlukene ngaphandle kuka-1 ukuze uhlukanise phakathi kwezinhlobo ezihlukene zamaphutha.
Uphuma kanjani kusikripthi uma umyalo wehluleka?
-e Phuma ngokushesha uma umyalo uphuma ngesimo esingelona uziro. Ngakho-ke uma noma yimiphi imiyalo yakho ihluleka, iskripthi sizophuma. Ungaphuma kusikripthi kunoma iyiphi indawo usebenzisa igama elingukhiye lokuphuma . Ungaphinda ucacise ikhodi yokuphuma ukuze ubonise kwezinye izinhlelo ukuthi umbhalo wakho wehluleke kanjani, isb. phuma 1 noma phuma 2 njll.
Ngisisebenzisa kanjani iskripthi ku-Linux?
Izinyathelo zokubhala nokwenza iskripthi
- Vula ukuphela. Iya enkombeni lapho ufuna ukudala khona umbhalo wakho.
- Dala ifayela nge. sh ukunwetshwa.
- Bhala iskripthi kufayela usebenzisa isihleli.
- Yenza iskripthi sisebenze ngomyalo chmod +x .
- Qalisa iskripthi usebenzisa ./ .
Uyibulala kanjani iluphu yeqiniso?
Cindezela okuthi Ctrl+C ukuze ubulale.
Yimuphi umyalo osetshenziselwa ukuphula amabhulokhi wamacala?
i-break command isetshenziselwa ukunqamula ukwenziwa kwe-loop, ngenkathi iluphu futhi kuze kube yiluphu. Kungathatha futhi ipharamitha eyodwa okungukuthi[N]. Nansi i-n inombolo yezihibe ezifakwe isidleke okufanele ziphuke.
Kuyini Ukuphuma 1 kusikripthi segobolondo?
Sibhala "phuma 1" kusikripthi segobolondo lapho sifuna ukuqinisekisa ukuthi iskripthi sethu siphume ngempumelelo noma cha. Wonke umbhalo noma umyalo ku-linux ubuyisela isimo sokuphuma esingabuzwa kusetshenziswa umyalo othi “echo $?”.
Uyini umyalo wokuphuma ku-Linux?
umyalo wokuphuma ku-linux usetshenziselwa ukuphuma kugobolondo lapho isebenza khona njengamanje. Kuthatha ipharamitha eyodwa ngaphezulu njengo-[N] futhi iphuma kugobolondo elinokubuyisela kwesimo esithi N. Uma u-n enganikezwanga, ivele ibuyisele isimo somyalo wokugcina owenziwe. I-syntax: phuma [n]
Kungani i-Exit 0 isetshenziswa kuskripthi segobolondo?
Ngemiyalo ye-bash ikhodi yokubuyisela u-0 ngokuvamile isho ukuthi yonke into yenziwe ngempumelelo ngaphandle kwamaphutha. ukuphuma futhi kwenza iskripthi sakho simise ukusebenza ngaleso sikhathi futhi sibuyele kulayini womyalo.
Uphuma kanjani kusikripthi ku-Unix?
Ukumisa iskripthi segobolondo futhi usethe isimo saso sokuphuma, sebenzisa umyalo wokuphuma. Nikeza ukuphuma kwesimo sokuphuma okufanele iskripthi sakho sibe naso. Uma ingenaso isimo esicacile, izophuma nesimo sokugcina komyalo.
Ngilikhipha kanjani iphutha lesikripthi se-bash?
Lokhu empeleni kungenziwa ngomugqa owodwa kusetshenziswa umyalo we-set buildin nge--e inketho. Ukubeka lokhu phezulu kweskripthi se-bash kuzobangela ukuthi iskripthi siphume uma noma yimiphi imiyalo ebuyisela ikhodi yokuphuma engeyona uziro.
Wenza kanjani uma kungenjalo ku-bash?
Uma i-TEST-COMMAND ihlola ukuthi Iqiniso , STATEMENTS1 izosetshenziswa. Uma kungenjalo, uma i-TEST-COMMAND ibuyisela amanga , i-STATEMENTS2 izosetshenziswa. Ungaba nesinye isigatshana esisodwa kuphela esitatimendeni.