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Tutoro ea Chrome ea Scraper Scraper ho tswa ho Semalt Expert

1 answers:
Haeba u sebelisa Google Chrome, ho na le kenyelletso bakeng sa sebapali sa hau

e ka thusang ho senya maqephe a maqephe. E tsejoa e le '' Scrapper, '' 'me e ka sebelisoa ntle le mathata. Scrapper e tla thusa ho senya marang-rang a marang-rang le ho kenya liphetho ho litokomane tsa Google.

Joang ho rema setsaete sa marang-rang se sebelisa Scraper extension?

1. Khetha Chrome Web Store ho Google Chrome;

2. Litsong tse atolositsoeng, etsa lipatlisiso bakeng sa '' Scrapper '';

3. Phello ea pele ea lipatlisiso ke katoloso e tsejoang e le '' Scrapper '';

4. Khetha konopo e thathamisitsoeng e le '' Ekelletsa ho Chrome ';

5. Khutlela lenaneong la lipampiri tsa UK;

6. Tobetsa se latelang

7. Joale batla lenaneo le le leng 'me u netefatse hore palo e ngotsoe;

8. Click-right to choose "Scrape"

9. Moferefere oa scrapper o tla hlaha ka fensetereng e 'ngoe;

10. Sheba lihlahisoa tse senyehileng ho scraper

11. Ho etsa bonnete ba hore litaba li bolokiloe e le Google Spreadsheet, khetha "Boloka ho Google Docs ..."

Ho fokotseha ho eketsehileng

Pele u khomarela mokhoa ona , ho molemo ho utloisisa lits'ebeletso tsa HTML.Ka mohlala, u ka bala kenyelletso e khutšoanyane ea HTML ka link link

A re nke hore re thahasella lifilimi tsohle tse nang le linaleli tsa Asia Argento,

1. Ho na le boitsebiso bo hlakileng ba baetsi ba li-IMDB. Asia Argento site ke: https://www.imdb.com/name/nm0000782/;

2. Mona, u ka sheba mesebetsi eohle e bapaloang ke setšoantšisi..A re qale ho senya boitsebiso boo re bo thahasellang;

3. Leka ho e senya ka tsela e hlalositsoeng ka holimo;

4. U tla bona hore lethathamo le hanyenyane. Sena se bakoa ke hore lenane lena le ka hlophisoa ka tsela e fapaneng;

5. Hloohong ho scraper console. Ka holimo ho le letšehali, o tla bona lebokose le lenyenyane le reng XPath;

6. Xpath ke mofuta oa lipotso tse sebetsang bakeng sa XML le HTML;

7. XPath e ka thusa ho fumana likarolo tsa leqephe tseo u li thahasellang. Ntho e latelang ke ho fumana karolo e nepahetseng le ho ngola XPath bakeng sa eona;

8. Joale a re lokiseng tafole ea rona;

9. U tla bona hore XPath ea rona e teng, e nang le boitsebiso bohle e hlokahalang ke "// div [3] / div [3] / div [2] / div";

10. XPath e tsebisa Tsamaiso ho sheba HTML doc le ho khetha karolo ea boraro, e leng karolo ea bobeli ebe joale kaofela;

11. Empa, re ka thabela ho arohanngoa ha data;

12. Sebelisa karolo ea lihlopha mocheng oa sesepa bakeng sa ho etsa sena;

13. A re ke re qale ho fumana sehlooho sa rona sa РІР,вњњ Use Sehlopha sa Element ho sheba sehlooho;

14. Hlahloba sehlooho ka har'a lebokose. Kenya lebokose ho XPath;

15. polelo e bonahala e sebetsa ka mokhoa o nepahetseng, kahoo e etse hore e be korone ea rōna ea pele;

16. Karolong ea "Columns", nkela sebaka sa pele sa mohalale "lebitso";

17. eketsa XPath ho eona;

18. Karolong ea likarolo, XPaths e lekane 'me e bolela hore "./b" e tla khetha karolo

19. Ho XPath bakeng sa sehlooho sa sehlooho, eketsa "./b" 'me u khethe "scrape";

20. Joale a re tsoeleng pele ho ea selemo. Lilemo li ka fumanoa ka nako e le 'ngoe;

21. Bopa mohala o mocha ka ho khetha tse nyane le tse haufi le khoeli bakeng sa sehlooho sa hau;

22. Ho sebelisa XPath "./span" ho etsa mohala oa "selemo";

23. Tlanya scrape mme u bone hore na selemo se ne se ekelitsoe joang;

24. E entsoe!

December 6, 2017
Tutoro ea Chrome ea Scraper Scraper ho tswa ho Semalt Expert
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