Hlahisa Lethathamo la Tse ka Hare Molaong oa Column ka har'a Linux

Taelo ea Linux Column e sebetsana le lifaele tse ngotsoeng ka mokhoa o khethiloeng

O ka hlahisa faele e lokiselitsoeng ho fensetere ea Linux e le hore ntho e 'ngoe le e' ngoe e khethiloeng e bontšoe ka har'a eona. Ka mohlala, ena ke mohlala oa English Premier League Football table o sebelisang liphaephe e le li-delimiters.

pos | team | pld | pts 1 | leicester | 31 | 66 2 | tottenham | 31 | 61 3 | arsenal | 30 | 55 4 | man city | 30 | 51 5 | west ham | 30 | 50 6 | man utd | | | 7 | southampton | 31 | 47 8 | stoke motse | 31 | 46 9 | liverpool | 29 | 44 10 | Chelsea | 30 | 41

Lenane lena le kenyeletsa lihlopha tse 10 tse ka holimo, mabitso a bona, palo ea lipapali tseo ba li bapalitseng le lintlha tseo ba li fumaneng.

Ho na le litaelo tse 'maloa tsa Linux tseo u ka li sebelisang ho bontša data molaong oa taelo. Ka mohlala, taelo ea cat e bontša faele hantle kamoo e hlahang kateng faeleng. Taelo ea mohatla e ka sebelisoa ho bonts'a karolo ea faele kapa kaofela ha eona, joalokaha taelo ea hlooho e ka khona. Leha ho le joalo, ha ho le e 'ngoe ea litaelo tsena e bonts'ang ho hlahisoa ka tsela e etsang hore e shebahala e le ntle.

Ka tsela e loketseng, o batla ho bona data ntle le letšoao la pipe le ho arohana. Ke hona moo taelo ea khoeli e kenang teng.

Tšebeliso ea Mantlha ea Taelo ea Khoeli

U ka matha taelo ea khoeli ntle le litekanyetso tse latelang:

khoeli

Sena se sebetsa hantle le lifaele tsa mantsoe tse nang le libaka pakeng tsa mantsoe. ha e sebetse hantle le dintlha tsa ditshwantsho tse kang setšoantšong sena sa tafoleng ya league.

Litholoana tsena ke tse latelang:

pos | team | pld | pts 2 | tottenham | 31 | 61 | man city | 30 | 51 6 | motho utd | 30 | 50 8 | stoke city | 31 | 46 10 | Chelsea | 30 | 41 | | | | | | | | | | | | | | | | | | | | | | | | 38 |

E totobatsa Boholo ba Lekhetlo

Haeba o tseba bophara ba melamu, o ka sebelisa taelo e latelang ho arola mohala ka bophara:

khoeli-c

Ka mohlala, haeba u tseba bophara ba khoeli ka 'ngoe ke litlhaku tse 20 u ka sebelisa taelo e latelang:

khoeli-c20

Tabeng ea tafole ea selekane, sena ha se sebetse hantle ntle le hore mebala eohle e be bophara bo itseng. Ho netefatsa sena, fetola feshene ea lifofane ka tsela e latelang:

pos team pld pts 1 leicester 31 66 2 tottenham 31 61 3 arsenal 30 55 4 motho oa motse 30 51 5 west ham 30 50 6 motho utd 30 50 7 so'ton 31 47 8 stoke 31 46 9 liverpool 29 44 10 chelsea 30 41

Hona joale ka ho sebelisa taelo e latelang, u ka fumana phaello e ntle:

khoeli-c10 e amohelehang

Bothata ba sena ke hore data lefapheng lena e se e ntse e shebahala e le hantle hore litaelo tsa mohatla, tsa hlooho, tsa nano kapa tsa cat li ka bonts'a boitsebiso bo tšoanang ka mokhoa o amohelehang.

Ho hlakisa Likaroloana Ho Sebelisa Taelo ea Khoeli

Tsela e molemo ka ho fetisisa ea ho sebelisa taelo ea kholumo ho li-comma, pipe kapa lifaele tse ling tse khethiloeng ke tse latelang:

khoeli -s "|" -t

The -s switch e etsa hore u tsebe hore na mochine oa lichelete o tla o sebelisa. Ka mohlala, haeba faele ea hau e arohane, u ka beha "," ka mor'a -s. Se-sesebelisoa se bonts'a data ka mokhoa o ikhethileng.

Sekhetho sa Phatlalatso

Ho fihlela joale mohlala ona o bontšitse kamoo u ka sebetsang le moqapi oa feshene ea ho kenya, empa ho thoe'ng ka data ha e bonts'oa skrineng.

Linux e sa fetoheng ke libaka tse peli, empa mohlomong u batla ho sebelisa li-colon tse peli ho e-na le hoo. Taelo e latelang e bontša kamoo u ka hlalosang sehlahisoa se arohaneng:

khoeli -s "|" -t -o "::"

Ha e sebelisoa le faele ea tafole ea selekane, taelo e fana ka lintlha tse latelang:

pos :: team :: pld :: pts 1 :: leicester :: 31 :: 66 2 :: tottenham :: 31 :: 61 3 :: arsenal :: 30 :: 55 4 :: man city :: 30 :: 51 :: :: ham :: 30 :: 50 6 :: man utd :: 30 :: 50 7 :: southampton :: 31 :: 47 8 :: stoke city :: 31 :: 46 9 :: liverpool :: 29 :: 44 10 :: Chelsea :: 30 :: 41

Tlatsa Likhola Pele ho Likolone

Ho na le sesebelisoa se seng se sa sebetseng haholo empa se kenyelelitsoe mona bakeng sa ho phethahala. The -x switche ha e sebelisoa le -c switch e tlatsa mela e ka pele ho mela.

Joale seo se bolela'ng? Sheba mohlala o latelang:

tlhōrō-c100 e sa khonehang

Litholoana tsa sena e ka ba tse latelang:

pos | team | pld | pts 3 | arsenal | 30 | 55 6 | motho utd | 30 | 50 9 | liverpool | 29 | 44 1 | leicester | 31 | 66 4 | southampton | 31 | 47 10 | Chelsea | 30 | 41 2 | tottenham | 31 | 61 5 | west ham | 30 | 50 8 | stoke city | 31 | 46

Joalokaha u ka bona, e theoha pele ebe e fetela pele.

Joale sheba mohlala ona:

khoeli -c100 -x e sa khonehang

Lekhetlong lena sehlahisoa se latelang:

pos | team | pld | pts 1 | leicester | 31 | 66 2 | tottenham | 31 | 61 3 | arsenal | 30 | 55 4 | man city | 30 | 51 5 | west ham | 30 | 50 6 | man utd | | | 7 | southampton | 31 | 47 8 | stoke motse | 31 | 46 9 | liverpool | 29 | 44 10 | Chelsea | 30 | 41

Data e feta skrineng ebe e theoha.

Liphetoho tse ling

Liphetoho tse ling feela tse fumanehang ke tse latelang:

khoeli -V

Sena se bonts'a phetolelo ea khoele e kenngoa khomphuteng ea hau.

tlhōrō --help

Sena se bonts'a leqephe la manual ho fensetere.