1 00:00:00,000 --> 00:00:05,720 2 00:00:05,720 --> 00:00:07,620 >> DOUG LLOYD: Kwa hiyo katika yetu video juu ya PHP syntax, 3 00:00:07,620 --> 00:00:10,480 sisi aliongea mengi kuhusu jinsi PHP inaweza kutumika katika mstari amri 4 00:00:10,480 --> 00:00:13,620 kuendesha programu kwa namna ambayo sisi ni pretty ukoo na kutoka C. 5 00:00:13,620 --> 00:00:15,370 Lakini kama mimi pia alieleza kwa kuwa video, PHP 6 00:00:15,370 --> 00:00:19,572 awali ya maendeleo kwa kutekeleza programu ya mtandao, tovuti. 7 00:00:19,572 --> 00:00:21,780 Na hivyo katika video hii tuko kwenda kuzungumza kuhusu jinsi sisi 8 00:00:21,780 --> 00:00:23,890 kutumia PHP katika mazingira ya maendeleo ya mtandao. 9 00:00:23,890 --> 00:00:26,360 >> Tunajua, tayari, kutoka video wetu juu HTML, 10 00:00:26,360 --> 00:00:29,820 kwamba tovuti ni kujengwa nje ya seti ya tags 11 00:00:29,820 --> 00:00:32,850 kwamba semantically kufafanua muundo wa ukurasa wa mtandao. 12 00:00:32,850 --> 00:00:35,910 Lakini tovuti ambazo ni kujengwa kwa HTML safi 13 00:00:35,910 --> 00:00:39,510 wanakabiliwa na sana, kiwango cha juu mbaya sana. 14 00:00:39,510 --> 00:00:42,690 >> Na kuonyesha kiwango cha juu hii, hebu fikiria yafuatayo. 15 00:00:42,690 --> 00:00:45,665 Hivyo sasa nataka kujenga mtandao kwamba, wakati wowote ziara user hilo, 16 00:00:45,665 --> 00:00:49,760 inanipa sasa muda Cambridge, Misa., 17 00:00:49,760 --> 00:00:52,620 kuonyesha ni kwa dakika karibuni. 18 00:00:52,620 --> 00:00:57,910 Kama mimi alikuwa kufanya haki hii sasa, Mimi anaweza kusema kitu kama hiki. 19 00:00:57,910 --> 00:01:01,330 Wakati wa sasa katika Cambridge-- hivyo nina Tags, vitambulisho kichwa, vitambulisho cheo, 20 00:01:01,330 --> 00:01:04,610 mwili tags-- sasa wakati katika Cambridge ni 14:08, 21 00:01:04,610 --> 00:01:06,690 uchapishaji nje wakati kijeshi. 22 00:01:06,690 --> 00:01:11,390 >> Nini kinatokea kama ni sasa 02:09, 14:09? 23 00:01:11,390 --> 00:01:16,470 Vizuri hadi sasa, pamoja na HTML, nina kwenda katika na mabadiliko hayo kwa 14:09. 24 00:01:16,470 --> 00:01:19,390 Na kisha dakika moja baadaye, Nina mabadiliko hayo tena. 25 00:01:19,390 --> 00:01:22,132 Na kisha dakika moja baadaye, Nina mabadiliko hayo tena. 26 00:01:22,132 --> 00:01:24,590 Na kama unaweza kufikiria, hiyo ni pengine kazi mbaya milele. 27 00:01:24,590 --> 00:01:29,420 Wewe ni webmaster kwa ukurasa wa mtandao, na kila dakika, masaa 24 kwa siku, 28 00:01:29,420 --> 00:01:35,970 unahitaji update wakati wa sasa na manually kufungua time.html na kubadilisha 29 00:01:35,970 --> 00:01:41,750 tu kwamba snippet ya maadili ya kusema wakati wa sasa katika saa na dakika. 30 00:01:41,750 --> 00:01:45,850 Kwamba pengine si sana matumizi mazuri ya rasilimali zetu, 31 00:01:45,850 --> 00:01:48,880 kibinadamu na kuhesabu. 32 00:01:48,880 --> 00:01:51,297 >> Nje kwamba wote ni HTML ni tuli kabisa. 33 00:01:51,297 --> 00:01:53,630 Njia pekee unaweza update maudhui, kama tumekuwa tu kuonekana, 34 00:01:53,630 --> 00:01:56,339 ni manually kufungua wale chanzo mafaili, hariri yao, na kuwaokoa. 35 00:01:56,339 --> 00:01:58,088 Na kisha wakati mtumiaji refreshes ukurasa, 36 00:01:58,088 --> 00:02:01,080 au ziara ukurasa kwa kwanza muda, wao itabidi kupata maudhui karibuni. 37 00:02:01,080 --> 00:02:03,970 Lakini tu kwa sababu tumekuwa manually mwisho hilo. 38 00:02:03,970 --> 00:02:07,980 >> Kama sisi kuanza kuchanganya baadhi PHP huko, kificho yetu inaweza kupata mengi zaidi rahisi. 39 00:02:07,980 --> 00:02:11,940 Na tunaweza kuwa na njia kwa kurasa zetu kuwa nguvu, au update wenyewe, 40 00:02:11,940 --> 00:02:15,360 bila kuhitaji maskini wetu webmaster katika mfano uliopita 41 00:02:15,360 --> 00:02:16,662 kuwa manually uppdatering mambo. 42 00:02:16,662 --> 00:02:17,870 Wanaweza kufanya hivyo moja kwa moja. 43 00:02:17,870 --> 00:02:19,130 Hatuna kuingilia kati. 44 00:02:19,130 --> 00:02:20,410 Tunaweza kupata usingizi. 45 00:02:20,410 --> 00:02:24,850 Ambayo pengine ni jambo zuri kama unafanya mengi ya programu ya mtandao. 46 00:02:24,850 --> 00:02:28,360 >> Hivyo katika CS50 IDE, sisi kukimbia mtandao wa kompyuta inayoitwa Apache. 47 00:02:28,360 --> 00:02:35,250 Ni hutumika sana, wazi chanzo mfumo mtandao wa kompyuta. 48 00:02:35,250 --> 00:02:37,320 Mfumo huu ina uwezo wa kutafsiri 49 00:02:37,320 --> 00:02:41,260 PHP, ambayo ni kwenda kuwa na manufaa kama unataka kufanya programu yoyote PHP. 50 00:02:41,260 --> 00:02:45,230 >> Na katika CS50 IDE, tuna amri kufanya hii rahisi sana kufanya, 51 00:02:45,230 --> 00:02:47,280 apache50 kuanza. 52 00:02:47,280 --> 00:02:49,445 Na kisha kwamba kufyeka njia, kufyeka kwa, kufyeka 53 00:02:49,445 --> 00:02:53,350 alisema, hiyo ni njia ya kawaida ya kweli ikionyesha nini umefanya maalum hapa 54 00:02:53,350 --> 00:02:56,510 ni njia ya pekee directory kwamba 55 00:02:56,510 --> 00:03:00,800 wanataka kuwa mizizi tovuti, au ukurasa mizizi, 56 00:03:00,800 --> 00:03:05,430 au folder ambayo mtandao wa kompyuta yako itaanza kuchunguza mafaili na kumtumikia 57 00:03:05,430 --> 00:03:07,850 yao juu kwa wateja ambao kuwaomba. 58 00:03:07,850 --> 00:03:12,110 Basi hebu pop juu ya CS50 IDE, tu kuonyesha, kweli haraka, jinsi hii matendo. 59 00:03:12,110 --> 00:03:30,930 60 00:03:30,930 --> 00:03:36,240 >> Hivyo hapa katika CS50 IDE, mimi niko katika directory aitwaye Wiki sifuri tisa. 61 00:03:36,240 --> 00:03:38,890 Na mimi kuwa two-- nina kunyongwa LS amri tu 62 00:03:38,890 --> 00:03:41,910 juu ya kuonyesha kwamba nina Directories mbili katika hapa, PHP, 63 00:03:41,910 --> 00:03:46,410 ambayo ni seti ya files kwamba mimi kutumika katika PHP syntax video, na kisha PHP- mtandao, 64 00:03:46,410 --> 00:03:49,380 ambayo ni seti ya files kwamba mimi wangependa kutumia katika video hii. 65 00:03:49,380 --> 00:03:53,480 >> Na napenda kuanza mfano mtandao wa kompyuta 66 00:03:53,480 --> 00:03:59,089 na yaliyomo ya folder PHP- mtandao kama mafaili ni kuwa aliwahi up. 67 00:03:59,089 --> 00:04:00,130 Hivyo je, Mimi naenda kufanya nini? 68 00:04:00,130 --> 00:04:05,710 Mimi kwenda aina ya nafasi apache50 kuanza, nafasi PHP, dash mtandao. 69 00:04:05,710 --> 00:04:08,100 Hiyo ni njia ya saraka kutoka ambapo mimi sasa niko. 70 00:04:08,100 --> 00:04:09,127 Kisha mimi hit Enter. 71 00:04:09,127 --> 00:04:10,960 Ni kwenda kufanya kidogo ya mambo hapa. 72 00:04:10,960 --> 00:04:14,030 Na kisha kwenda kusema, Apache kuanza kwa mafanikio. 73 00:04:14,030 --> 00:04:20,689 Tovuti yako ni sasa inapatikana at-- na kisha kuna URL kwa tovuti. 74 00:04:20,689 --> 00:04:21,730 Hivyo je, Mimi naenda kufanya nini? 75 00:04:21,730 --> 00:04:26,234 Mimi nina kwenda kwa haraka nakala hii. 76 00:04:26,234 --> 00:04:28,900 Na mimi nina kwenda kufungua up-- na Mimi itabidi zoom nje kidogo here-- 77 00:04:28,900 --> 00:04:31,570 Mimi nina kwenda kufungua tabo mpya katika Chrome. 78 00:04:31,570 --> 00:04:34,320 Na mimi nina kwenda kutembelea URL hiyo. 79 00:04:34,320 --> 00:04:35,299 >> Mimi nina kwenda hit Enter. 80 00:04:35,299 --> 00:04:36,090 Ni kwenda kupakia. 81 00:04:36,090 --> 00:04:37,510 Na mimi itabidi zoom nje tena. 82 00:04:37,510 --> 00:04:41,350 Na tunaweza kuona hapa ni yaliyomo ya PHP yangu mtandao directory. 83 00:04:41,350 --> 00:04:45,290 >> Hivyo sasa ni nini kinatokea kimsingi hapa ni, mfano wangu wa CS50 IDE 84 00:04:45,290 --> 00:04:49,620 ni kuwahudumia up files haya kwa mtu yeyote ambaye maombi yao. 85 00:04:49,620 --> 00:04:51,620 Na katika kipindi cha video hii, tutaweza kutatua ya 86 00:04:51,620 --> 00:04:55,400 tuangalie kundi la hizi mafaili mbalimbali katika mazingira. 87 00:04:55,400 --> 00:04:57,614 >> Mtihani kwamba Apache yako server ni kazi, 88 00:04:57,614 --> 00:04:59,780 ambayo kwa ujumla kwenda kuwa kesi katika CS50 IDE, 89 00:04:59,780 --> 00:05:02,696 lakini kama wewe kufanya hivyo kwa ujumla zaidi, na kuanza ujenzi wa mtandao yako mwenyewe 90 00:05:02,696 --> 00:05:04,990 watumishi, kuna kweli aina ya kawaida ya Analog na, 91 00:05:04,990 --> 00:05:08,500 "hello dunia," yaani kwa kawaida kutumika kwa ajili ya maendeleo PHP mtandao. 92 00:05:08,500 --> 00:05:12,855 Ambayo ni kuwa na faili yenye tu code-- hii 93 00:05:12,855 --> 00:05:18,247 PHP delimiter kuweka na PHP maelezo, mabano, semicolon katika kati ya. 94 00:05:18,247 --> 00:05:20,580 Ambayo kimsingi ni maalumu PHP kazi kwamba anasema 95 00:05:20,580 --> 00:05:23,970 nini toleo la PHP wewe ni mbio. 96 00:05:23,970 --> 00:05:26,850 >> Hivyo katika CS50 IDE, nina kwamba faili inapatikana tu 97 00:05:26,850 --> 00:05:28,680 kuonyesha nini hii bila kuangalia kama. 98 00:05:28,680 --> 00:05:32,860 Hivyo mimi nina kuangalia ripoti yangu na PHP mfano wangu. 99 00:05:32,860 --> 00:05:35,870 Apache mfano wangu ni mbio yaliyomo ya PHP-Mtandao. 100 00:05:35,870 --> 00:05:39,290 Na nina file hapa aitwaye info.php. 101 00:05:39,290 --> 00:05:41,164 >> Mimi nina kwenda click yake, kuvuta nje. 102 00:05:41,164 --> 00:05:43,080 Hii ni nini wewe kwenda kuona, pretty much. 103 00:05:43,080 --> 00:05:45,729 Hii ni kuwaambia tu mimi kwamba Apache server yangu ni kazi. 104 00:05:45,729 --> 00:05:48,270 Na hii ni, inaonekana, toleo la PHP kwamba mimi nina mbio. 105 00:05:48,270 --> 00:05:51,590 Hii ni Analog yangu kwa "hello dunia." 106 00:05:51,590 --> 00:05:53,070 >> Hivyo najua mambo ni kazi. 107 00:05:53,070 --> 00:05:54,150 Hivyo sisi ni vizuri kwenda. 108 00:05:54,150 --> 00:05:55,730 Tunaweza kuendelea kutoka hapa. 109 00:05:55,730 --> 00:05:57,790 >> Basi hebu kupitia upya kwamba wakati mfano tulikuwa 110 00:05:57,790 --> 00:06:01,950 kuzungumza juu kwa webmaster yetu maskini ambaye alikuwa na update ukurasa mara kwa mara. 111 00:06:01,950 --> 00:06:05,020 Hii inaweza kuwa kurekebisha kwa ajili ya jinsi Napenda kutekeleza mambo 112 00:06:05,020 --> 00:06:08,080 ili webmaster hakuwa una kuweka uppdatering wakati. 113 00:06:08,080 --> 00:06:10,270 Ingekuwa tu aina ya kutokea moja kwa moja. 114 00:06:10,270 --> 00:06:13,710 >> Chini chini, HTML, ni pretty sawa, isipokuwa moja. 115 00:06:13,710 --> 00:06:16,720 Lakini hapa mimi nimepata baadhi PHP juu. 116 00:06:16,720 --> 00:06:19,940 I have, inaonekana, aitwaye huu kazi date_default_timezone_set. 117 00:06:19,940 --> 00:06:22,106 >> Na hatuwezi kuzungumza juu ya mambo yote kazi hizi katika CS50, 118 00:06:22,106 --> 00:06:24,670 kwa sababu PHP ina pengine mamia ya maelfu. 119 00:06:24,670 --> 00:06:27,540 Hiyo inaweza kuwa ni kidogo ya exaggeration, lakini wanaweza kuwa. 120 00:06:27,540 --> 00:06:29,490 Ni got mengi ya kazi kujengwa katika. 121 00:06:29,490 --> 00:06:33,290 Na hivyo hii ni kazi inaonekana seti muda wangu eneo kama Marekani / Mashariki, 122 00:06:33,290 --> 00:06:36,320 ambayo ni wakati eneo kwamba mimi nina sasa katika kufanya video hii. 123 00:06:36,320 --> 00:06:38,430 >> Kisha mimi kufanya wito kwa kazi kuitwa, tarehe. 124 00:06:38,430 --> 00:06:43,850 Na, inaonekana, mimi nina kuhifadhi YAKE wa kitu kinachoitwa, wakati. 125 00:06:43,850 --> 00:06:45,320 Hivyo nini kinaendelea hapa? 126 00:06:45,320 --> 00:06:48,040 >> Naam, kimsingi nini kinachotokea ni, mimi nina kufanya wito 127 00:06:48,040 --> 00:06:51,650 kwa baadhi server kwamba ni kwenda kuniambia nini wakati kwa sasa ni. 128 00:06:51,650 --> 00:06:56,150 Na mimi nina kuwabadili na muundo ya masaa, dakika, sekunde. 129 00:06:56,150 --> 00:07:00,540 Na sababu ni mji mkuu H ni hii ni kwenda kunipa saa 24 wakati, si 12 130 00:07:00,540 --> 00:07:02,362 saa wakati, ambayo itakuwa ni ndogo h. 131 00:07:02,362 --> 00:07:04,570 Na mimi nina kuhifadhi tu kwamba katika variable kuitwa, wakati. 132 00:07:04,570 --> 00:07:07,028 Hivyo kwamba mstari wa pili wa PHP pale, mwito wa kazi, 133 00:07:07,028 --> 00:07:09,037 tarehe, ni kupata tu baadhi kamba, ambayo ni 134 00:07:09,037 --> 00:07:12,120 anaenda kunipa tarehe, na muda, na kundi la habari nyingine. 135 00:07:12,120 --> 00:07:16,480 Na hoja ya kwanza huko, kwamba YAKE, ni kuchimba tu sehemu muhimu 136 00:07:16,480 --> 00:07:20,614 kwamba mimi huduma ya juu kwa mfano huu, ambayo ni saa, dakika, na ya pili. 137 00:07:20,614 --> 00:07:22,030 Hivyo hiyo ni yote kinaendelea. 138 00:07:22,030 --> 00:07:23,562 Hivyo mimi kuhifadhi kwamba katika kutofautiana $ huo. 139 00:07:23,562 --> 00:07:25,270 Na kisha chini chini sana huko, mimi 140 00:07:25,270 --> 00:07:28,980 na kwamba shorthand kwa uchapishaji nje wakati wa sasa. 141 00:07:28,980 --> 00:07:32,050 Hivyo mimi nina kwenda tu na magazeti nini wakati wa sasa ni. 142 00:07:32,050 --> 00:07:37,220 >> Basi hebu tuangalie hii katika CS50 IDE na kuona ni jinsi sisi ni sasa 143 00:07:37,220 --> 00:07:40,002 kuokoa kwamba webmaster matatizo mengi. 144 00:07:40,002 --> 00:07:42,570 Haki wote, hivyo hapa mimi tena nyuma katika orodha mizizi 145 00:07:42,570 --> 00:07:45,040 ya Apache mfano wangu. 146 00:07:45,040 --> 00:07:51,585 Na nina file hapa aitwaye time.php. 147 00:07:51,585 --> 00:07:53,559 Mimi tu kwenda click juu ya hilo. 148 00:07:53,559 --> 00:07:55,850 Na mimi itabidi kitabu juu, kwa sababu sisi ni zoomed katika pretty mbali. 149 00:07:55,850 --> 00:07:57,257 Wakati wa sasa ni 14:20:34. 150 00:07:57,257 --> 00:07:59,090 Hivyo mimi nina kufanya hivyo masaa, dakika, na sekunde. 151 00:07:59,090 --> 00:08:01,910 Na siwezi kupata mahitaji ukurasa na kupata muda mpya. 152 00:08:01,910 --> 00:08:02,420 --41. 153 00:08:02,420 --> 00:08:07,240 Mimi nina kwenda kupata mahitaji ukurasa na kupata muda mpya, 44, 46, 47. 154 00:08:07,240 --> 00:08:10,490 >> Kwa hiyo, mimi niko wazi si kubadilisha chochote mimi mwenyewe. 155 00:08:10,490 --> 00:08:11,720 Mimi hapa ukurasa kuogea. 156 00:08:11,720 --> 00:08:13,711 Hivyo siwezi kuwa nyuma huko kuihariri. 157 00:08:13,711 --> 00:08:15,710 Na mimi ahadi yenu, sijui na makundi yoyote 158 00:08:15,710 --> 00:08:18,230 ambao ni editing faili kwa niaba yangu upande. 159 00:08:18,230 --> 00:08:21,260 >> Mimi nina kutumia tu kwamba PHP kazi, muda, kuzalisha wakati kwa ajili yangu 160 00:08:21,260 --> 00:08:22,340 moja kwa moja. 161 00:08:22,340 --> 00:08:24,800 Ili hata kama mimi nina usingizi, na mtandao wa kompyuta yangu ni mbio, 162 00:08:24,800 --> 00:08:28,884 user ambaye ziara kwamba ukurasa ni bado kwenda kupata hasa wakati wa sasa. 163 00:08:28,884 --> 00:08:29,800 Hivyo hiyo ni nzuri sana. 164 00:08:29,800 --> 00:08:33,609 Nimekuwa alifanya tovuti yangu nguvu zaidi na si sana kanuni PHP. 165 00:08:33,609 --> 00:08:36,650 Ni mara tu mistari miwili ya kificho na kisha kidogo ya kauli magazeti. 166 00:08:36,650 --> 00:08:38,441 Na tayari nina Tovuti mengi zaidi nguvu 167 00:08:38,441 --> 00:08:42,750 kuliko mfano kwamba kwanza tuliona mwanzoni mwa video. 168 00:08:42,750 --> 00:08:46,660 >> Hivyo, kukumbuka kutoka video kwenye PHP syntax kwamba wakati mkalimani PHP anaendesha 169 00:08:46,660 --> 00:08:50,000 mpango wetu, huacha kila kitu si kwamba ndani ya PHP delimiters, 170 00:08:50,000 --> 00:08:51,500 kutema nje. 171 00:08:51,500 --> 00:08:54,410 Katika mfano huo, kile kitu kuwa ilikuwa kutema mate nje mara HTML. 172 00:08:54,410 --> 00:08:58,080 Na hii ina maana siwezi sasa intersperse HTML na PHP pamoja. 173 00:08:58,080 --> 00:09:01,920 Kwa sababu mkalimani mapenzi tu kupuuza HTML na halisi pato hilo. 174 00:09:01,920 --> 00:09:04,140 Mambo mema, sawa? 175 00:09:04,140 --> 00:09:06,100 >> Kwa sababu labda, mwisho wa siku, 176 00:09:06,100 --> 00:09:08,360 Napenda tovuti yangu kwa kuwa yalijengwa ya HTML. 177 00:09:08,360 --> 00:09:12,880 Hivyo kwamba browser yoyote ya mtandao wanaweza kutafsiri yake, au kuelewa HTML kwenye ukurasa 178 00:09:12,880 --> 00:09:17,270 na atatoa ni kama kitu ambacho sisi unaweza kweli kuelewa kama binadamu. 179 00:09:17,270 --> 00:09:19,430 Na naweza tu kutumia PHP kwa sehemu ya tovuti yangu 180 00:09:19,430 --> 00:09:23,390 the zinahitaji mabadiliko, ambazo zinahitaji mimi kuwa na mambo ambayo update mara kwa mara. 181 00:09:23,390 --> 00:09:26,630 Maelezo tuli wanaweza kukaa sawa. 182 00:09:26,630 --> 00:09:27,540 >> OK, hivyo hiyo ni nzuri. 183 00:09:27,540 --> 00:09:28,540 Lakini kwa nini mimi kufanya hili? 184 00:09:28,540 --> 00:09:30,400 Kwa nini mimi kuchanganya HTML na PHP? 185 00:09:30,400 --> 00:09:33,850 Mimi nilikuwa tu magazeti nje yote HTML, PHP magazeti kazi kwa kutumia. 186 00:09:33,850 --> 00:09:35,870 Kwa nini mimi si kufanya hivyo? 187 00:09:35,870 --> 00:09:37,100 Fikiria kuhusu hilo kwa ajili ya pili. 188 00:09:37,100 --> 00:09:41,220 >> Kwa nini, wakati mimi naweza tu magazeti out-- mimi inaweza kuwa na mistari ya PHP kwamba kusema tu, 189 00:09:41,220 --> 00:09:43,841 magazeti HTML tag, kichwa magazeti. 190 00:09:43,841 --> 00:09:44,840 Kwa nini mimi si kufanya hivyo? 191 00:09:44,840 --> 00:09:48,230 Kwa nini mimi kuchanganya PHP na HTML? 192 00:09:48,230 --> 00:09:50,080 >> Naam, kama unafikiri kuhusu hilo kwa ajili ya pili. 193 00:09:50,080 --> 00:09:52,824 PHP, mkalimani ina kutafsiri kile kinachoonekana. 194 00:09:52,824 --> 00:09:54,990 Na hivyo ni kwenda kuwa kutekeleza mstari wa kanuni. 195 00:09:54,990 --> 00:09:56,450 Magazeti nje HTML. 196 00:09:56,450 --> 00:09:57,700 Magazeti nje tag kichwa wazi. 197 00:09:57,700 --> 00:09:58,969 Magazeti nje jina wazi tag. 198 00:09:58,969 --> 00:10:00,760 Ni kwenda kuwa na kutekeleza na kutafsiri 199 00:10:00,760 --> 00:10:02,671 kwamba kila hatua moja ya njia. 200 00:10:02,671 --> 00:10:04,670 Mbona si tu basi mkalimani tu Gloss juu 201 00:10:04,670 --> 00:10:06,878 mambo hayo haelewi na kufanya hivyo moja kwa moja? 202 00:10:06,878 --> 00:10:11,365 Ni kwenda kuokoa mimi muda mwingi kuchanganya HTML yangu na PHP yangu pamoja. 203 00:10:11,365 --> 00:10:16,220 >> Na hivyo ndiyo sababu hatufanyi tu na wazi PHP delimiter 204 00:10:16,220 --> 00:10:19,450 na kisha tu magazeti nje mzima maudhui ya ukurasa wetu kama moja kubwa PHP 205 00:10:19,450 --> 00:10:24,330 wito kwa kazi, Magazeti, na kisha karibu PHP delimiter na sisi ni kosa. 206 00:10:24,330 --> 00:10:27,620 Hivyo ndiyo sababu sisi kuchanganya yao juu pamoja. 207 00:10:27,620 --> 00:10:32,345 >> Hadi sasa, hatujaona sana ya tofauti kutoka kwa ujumla PHP syntax. 208 00:10:32,345 --> 00:10:33,720 Imekuwa ni pretty moja kwa moja. 209 00:10:33,720 --> 00:10:35,553 Tumekuwa tayari kuona alama swali, sawa. 210 00:10:35,553 --> 00:10:39,012 Tuliona michache ya wito kazi mpya, lakini hakuna kitu kweli dhana kinachoendelea. 211 00:10:39,012 --> 00:10:40,720 Hebu labda kufanya mambo kidogo fancier. 212 00:10:40,720 --> 00:10:44,360 Nini kama tunataka kupitisha habari kati ya mafaili mbalimbali PHP, 213 00:10:44,360 --> 00:10:47,280 ili labda mtumiaji anaweza kuwasilisha taarifa kwangu. 214 00:10:47,280 --> 00:10:50,230 Na kisha mimi naweza kufanya kitu nayo kwenye ukurasa mwingine. 215 00:10:50,230 --> 00:10:52,990 >> Hivyo PHP ina msaada kwa kitu kinachoitwa Super Global 216 00:10:52,990 --> 00:10:55,297 Vigezo, ambayo inaonekana pretty kutisha. 217 00:10:55,297 --> 00:10:57,130 Wao ni kweli tu kubwa associative arrays 218 00:10:57,130 --> 00:10:59,900 ambao wanasaidia kutekeleza hili utendaji wa kupita 219 00:10:59,900 --> 00:11:05,010 habari kati ya PHP mafaili kwamba ni zilizopo kwenye mtandao wetu server. 220 00:11:05,010 --> 00:11:07,760 >> Ya kwanza ya haya super globals inaitwa $ _GET. 221 00:11:07,760 --> 00:11:10,140 Na pengine ni rahisi kuelewa. 222 00:11:10,140 --> 00:11:12,430 Nini kinatokea kwa $ _GET? 223 00:11:12,430 --> 00:11:16,240 Naam, kimsingi, user ni kwenda aina maelezo ya ziada 224 00:11:16,240 --> 00:11:18,390 mwishoni mwa URLs yetu. 225 00:11:18,390 --> 00:11:21,460 Na chochote aina, kuchukua ni mpangilio kwa namna ya pekee 226 00:11:21,460 --> 00:11:25,830 kuitwa kamba swala, ambayo ni tu seti ya thamani jozi ufunguo kutengwa 227 00:11:25,830 --> 00:11:27,810 na ampersands. 228 00:11:27,810 --> 00:11:32,362 Wale thamani jozi ufunguo itakuwa kuhifadhiwa katika $ _GET safu associative. 229 00:11:32,362 --> 00:11:34,070 Na kutoka video wetu juu PHP syntax, tunajua 230 00:11:34,070 --> 00:11:40,080 jinsi ya kufanya kazi na associative arrays tayari. 231 00:11:40,080 --> 00:11:44,090 Hivyo hapa ni mfano wa baadhi PHP, ambapo labda mimi nina 232 00:11:44,090 --> 00:11:50,180 kuchimba wote wa thamani jozi ufunguo kwamba mtumiaji hutolewa katika URL. 233 00:11:50,180 --> 00:11:51,970 Hivyo nina PHP yangu Open delimiter. 234 00:11:51,970 --> 00:11:53,410 Nina foreach kitanzi. 235 00:11:53,410 --> 00:11:57,410 Mimi nina iterating hela Super Global Array aitwaye $ _GET. 236 00:11:57,410 --> 00:12:00,160 >> Na mimi nataka kuwa na uwezo wa kutaja kwa wote muhimu na thamani. 237 00:12:00,160 --> 00:12:02,410 Na mimi nina tu uchapishaji yao nje, kila mmoja juu ya inaonekana 238 00:12:02,410 --> 00:12:03,780 mwenyewe aya tag wake hapa. 239 00:12:03,780 --> 00:12:07,620 Mimi uchapishaji nje baadhi HTML na interpolating maadili 240 00:12:07,620 --> 00:12:12,900 ya muhimu na thamani katika taarifa hiyo. 241 00:12:12,900 --> 00:12:16,980 >> Basi hebu tuangalie jinsi hii ingekuwa kweli kazi juu ya IDE yetu. 242 00:12:16,980 --> 00:12:18,980 Na labda hii itasaidia kuonyesha kidogo 243 00:12:18,980 --> 00:12:21,880 nini kupata ni kweli kufanya. 244 00:12:21,880 --> 00:12:23,610 Hivyo mimi nina nyuma hapa katika mtandao wangu mizizi. 245 00:12:23,610 --> 00:12:25,318 Na mimi itabidi kuvuta kidogo na kuonyesha 246 00:12:25,318 --> 00:12:28,620 kwamba nina faili inayoitwa, get1.php. 247 00:12:28,620 --> 00:12:31,830 >> Basi hebu click kwenye get1.php. 248 00:12:31,830 --> 00:12:36,600 Na mimi si kuona maudhui yoyote. 249 00:12:36,600 --> 00:12:38,390 Hiyo ni weird, sawa? 250 00:12:38,390 --> 00:12:39,740 Naam, si kweli kweli. 251 00:12:39,740 --> 00:12:42,030 Kwa sababu sikuwa ugavi chochote katika URL. 252 00:12:42,030 --> 00:12:46,270 Mimi nina kwenda get1.php, lakini mimi hakuwa ugavi yoyote thamani jozi ufunguo 253 00:12:46,270 --> 00:12:47,450 kama sehemu ya kamba yangu swala. 254 00:12:47,450 --> 00:12:50,510 Basi hebu kuongeza kamba swala na kuona nini faili hili wanaweza kufanya. 255 00:12:50,510 --> 00:12:53,040 >> Kwa kuanzia kamba swala wewe aina tu alama ya swali. 256 00:12:53,040 --> 00:13:00,820 Basi labda mimi itabidi kusema jina = Doug & mwaka 2015 =. 257 00:13:00,820 --> 00:13:02,914 Na kisha mimi hit Enter. 258 00:13:02,914 --> 00:13:04,080 Sasa angalia nini kinatokea. 259 00:13:04,080 --> 00:13:05,480 Mimi bado nina katika get1.php. 260 00:13:05,480 --> 00:13:08,445 Lakini sasa nimekuwa zinazotolewa thamani jozi ufunguo, na mimi nina 261 00:13:08,445 --> 00:13:14,940 uchapishaji yao nje juu yao wenyewe jina paragraph--, mwaka Doug-- 2015. 262 00:13:14,940 --> 00:13:17,970 Hiyo ni sawa kabisa kificho sisi tu aliona kwenye slide wakati iliyopita. 263 00:13:17,970 --> 00:13:22,290 >> Na kama nataka labda kuongeza mwingine ufunguo jozi thamani, & darasani = CS50. 264 00:13:22,290 --> 00:13:25,325 265 00:13:25,325 --> 00:13:27,580 Sasa nina thamani nyingine muhimu jozi hiyo kuchapishwa 266 00:13:27,580 --> 00:13:30,025 wakati mimi kupitia upya URL tena. 267 00:13:30,025 --> 00:13:31,900 Sasa labda hii si mpangilio sana pia. 268 00:13:31,900 --> 00:13:33,660 Hivyo nina toleo mwingine wa get.php. 269 00:13:33,660 --> 00:13:36,350 Ni get2.php. 270 00:13:36,350 --> 00:13:39,070 >> Tofauti katika hii moja ni nina CSS faili, 271 00:13:39,070 --> 00:13:41,690 na ni format mambo a kidogo vizuri zaidi kwa ajili yangu. 272 00:13:41,690 --> 00:13:43,940 Ni labda si zaidi CSS mazuri katika dunia. 273 00:13:43,940 --> 00:13:45,650 Lakini ni tu njia nyingine ya kufanya hivyo. 274 00:13:45,650 --> 00:13:52,840 Hivyo mimi bado anaweza kupata kwa vigezo yangu kwa kutumia $ _GET. 275 00:13:52,840 --> 00:13:56,610 Na katika kesi hii, mimi nina aina tu ya kufanya CSS kidogo zaidi dhana. 276 00:13:56,610 --> 00:13:58,360 Na kama sisi pop juu ya IDE yangu kwa ajili ya pili, 277 00:13:58,360 --> 00:14:06,870 Mimi nitakuonyesha katika wangu PHP mtandao directory hapa, get2.php. 278 00:14:06,870 --> 00:14:10,010 Tutaweza kufungua it up, baadhi HTML hapa. 279 00:14:10,010 --> 00:14:13,220 Inavyoonekana mimi nina kuunganisha kwa kuwa CSS faili nilikuwa kuzungumza juu. 280 00:14:13,220 --> 00:14:14,570 Mimi kufungua tag meza. 281 00:14:14,570 --> 00:14:15,970 Na kisha hapa ni foreach yangu kitanzi. 282 00:14:15,970 --> 00:14:18,450 >> Hapa ni kwamba, kile ilionyesha juu ya slide kabla. 283 00:14:18,450 --> 00:14:21,007 Tofauti tu ni mimi na ufunguo huu na thamani CSS 284 00:14:21,007 --> 00:14:22,340 styling kwamba mimi nina kutumia hiyo. 285 00:14:22,340 --> 00:14:25,622 Lakini hiyo yote mimi nina kufanya, ni mimi nina iterating hela $ _GET kupata yote 286 00:14:25,622 --> 00:14:26,580 ya thamani jozi ufunguo. 287 00:14:26,580 --> 00:14:28,890 >> Na mimi nina uchapishaji yao nje kama meza. 288 00:14:28,890 --> 00:14:33,230 Na, inaonekana, mimi nina formatting funguo kwa namna moja, na