1 00:00:00,000 --> 00:00:00,270 2 00:00:00,270 --> 00:00:02,870 >> DAVID J. Malan: Tuseme sasa kwamba tunataka magazeti yote ya mstari amri 3 00:00:02,870 --> 00:00:05,900 hoja kwamba aina ya mtumiaji katika haraka na si tu kwanza kama 4 00:00:05,900 --> 00:00:08,710 neno kuwa yeye aina baada ya jina mpango huo. 5 00:00:08,710 --> 00:00:12,480 Vizuri, kwa kufanya hivyo sisi tu haja ya kujenga utambuzi, kitanzi, na A 6 00:00:12,480 --> 00:00:14,070 familiar printf taarifa. 7 00:00:14,070 --> 00:00:16,750 Basi hebu kuchanganya mbili - 8 00:00:16,750 --> 00:00:17,670 kwa. 9 00:00:17,670 --> 00:00:22,210 >> Na sasa nataka iterate juu ya yote ya hoja mstari amri katika argv. 10 00:00:22,210 --> 00:00:25,300 Sasa kwa bahati nzuri, mimi kupata jumla ya idadi katika argc. 11 00:00:25,300 --> 00:00:26,830 Basi hebu kuanza huko. 12 00:00:26,830 --> 00:00:35,140 >> int i kupata 0; i ni chini ya kuliko argc; i + +. 13 00:00:35,140 --> 00:00:38,170 Sasa looping kujenga mimi wameweza kuanzisha hapa ni tu kwenda kuunganisha kutoka 14 00:00:38,170 --> 00:00:42,800 sifuri hadi kwenye jumla ya idadi ya hoja katika argv. 15 00:00:42,800 --> 00:00:45,580 Na sasa tunahitaji kitu ndani ya kila iteration ya kitanzi hii. 16 00:00:45,580 --> 00:00:50,430 Hebu, kwa urahisi kabisa, magazeti nje i-th kama hoja katika argv. 17 00:00:50,430 --> 00:00:57,960 >> Open bracket karibu bracket printf% s backslash n karibu quote comma. 18 00:00:57,960 --> 00:00:59,830 Na sasa mimi haja ya kuziba katika thamani. 19 00:00:59,830 --> 00:01:04,430 Hivyo kama nataka i-th hoja katika argv, ambayo inaweza kuwa walionyesha kama argv 20 00:01:04,430 --> 00:01:08,370 bracket i, mabano karibu, semicolon. 21 00:01:08,370 --> 00:01:11,930 Hebu kuokoa faili, kukusanya yake, na kukimbia nayo. 22 00:01:11,930 --> 00:01:15,980 >> Kufanya ARGV1 dot kufyeka ARGV1. 23 00:01:15,980 --> 00:01:19,150 Lakini kabla ya enter, mimi lazima pengine kutoa baadhi ya maneno ya ziada 24 00:01:19,150 --> 00:01:20,320 katika amri ya haraka. 25 00:01:20,320 --> 00:01:22,710 Hivyo nina kwenda kwa kitu kama [? foo,?] 26 00:01:22,710 --> 00:01:24,050 bar, na bazi. 27 00:01:24,050 --> 00:01:26,570 Na sasa mimi nina kwenda kuikumba kuingia. 28 00:01:26,570 --> 00:01:30,340 Kama ilivyotarajiwa, naona si tu jina mpango huo, ambayo ni katika ARGV0. 29 00:01:30,340 --> 00:01:32,880 Mimi pia kuona [? foo,?] bar na bazi. 30 00:01:32,880 --> 00:01:34,597