(I-Bash): Umyalelo wokuvelisa inani elingahleliwe

Ngamanye amaxesha, sicwangcisa iskripthi esithile kwi Bash …. kwaye sifuna (ngesizathu esithile) ukuvelisa inani elithile elingahleliwe.

Ukulungiselela oko unokufaka isicelo sonke (okanye umsebenzi ...) ewe, kodwa ... ngokumangalisayo inkqubo yethu sele ikwenzile oko 😀

Kwisiphelo sendlela, chwetheza oku kulandelayo kwaye ucinezele [Ngena]:

Ngqina iRANDOM

... inani liza kuvela, baphinde benze into enye kwaye elinye inani livele, njalo njalo 🙂

Into eyenzayo kukubonisa inombolo engacwangciswanga (nayiphi na) phakathi kwe-0 kunye ne-32768 (Inani elipheleleyo, oko kukuthi, ngaphandle kwekoma).

Ukuba uyidinga ukuba ibe linombolo engacwangciswanga, kodwa phakathi ko-0 kunye no-masithi siyikhulu, ungabeka loo mda kuyo

echo $ (($ RANDOM% 100))

Kuyafana, omnye umzekelo ... ukuba ufuna ukuba ibe linombolo phakathi kuka-0 no-29 inokuba yile:

echo $ (($ RANDOM% 29))

Ngaba ayiqondakali? 😀

Ukuba baya kuyisebenzisa kwiskripthi esenziwa ngu-bash, ukwabela ixabiso elivelisiweyo (inani elingahleliwe) kuguquguquko oluya kuba:

EZAFANELEKILEYO = `echo $ (($ RANDOM))`

Ewe, yile, andazi ngawe ... kodwa ndiyazi ukuba iyakuba luncedo kum ngelinye ixesha hahaha.

Phendula nge quote


Izimvo ezi-10, shiya ezakho

Shiya uluvo lwakho

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  1.   Oscar sitsho

    Ewe, bendikhe ndiyivavanya kwaye ibuyisa kuphela inani elinemivo emi-4, ukuba ikhule njani?
    Ingcebiso enomdla kakhulu, enkosi.

    1.    I-KZKG ^ iGaara sitsho

      Ibuyisa inani phakathi kuka-0 no-32768, khange ndikwazi ukufumana amanani amakhulu.

  2.   josue sitsho

    kwaye ingavelisa i-exadecimals ????

  3.   ngcwaba sitsho

    EZAFANELEKILEYO = `echo $ (($ RANDOM))`

    Oko kuyasebenza kodwa akulunganga, ngenxa yesizathu esilula sokuba iRANDOM iguquke kwaye unokwenza:
    Umahluko = $ RANDOM
    nantso ke! sukubaleka i-echo kwisiphelo se-aprte (yile nto uyenzayo)

    1.    I-KZKG ^ iGaara sitsho

      Ewe, kuyacaca ukuba inokufezekiswa ngolu hlobo ... umahluko kuphela kukuba kamva, ukubona inani elithathiweyo ngumahluko (kuba umsebenzisi akangomqashisi), kuya kuba yimfuneko ukwenza i-echo ... kwaye ekugqibeleni, into endiyenzayo apha kukuyenza nje i-echo (ukwenzela ukuba umsebenzisi abone ukuba leliphi inani elithathiweyo) kwasekuqaleni.

      Ngaba ndiyenza ukuba ndiqondwe? 🙂

  4.   UWuilmer Bolivar sitsho

    Enye indlela yokuvelisa inani elingahleliwe, nangona ngeli xesha ingangulo myalelo:

    umhla "+% N" | Sika -c 9

    Oko kungasinika umhla kwii-nanoseconds ezinamanani ali-9. Ukuba sifuna inani elinye emva koko ubeke u "cut -c 9" (inani lokugqibela lihlala lihleli ngokungalunganga kuba lelona nani lincinci). Ukuba sifuna amanani ama-2 sibeka u "cut - c 8,9". Ukuba sifuna amanani amathathu emva koko "sika -c 7-9" (siqala ukusebenzisa iqhagamshela).

    Eyona nto imbi malunga noku ukuba sifuna ukufumana amanani amaninzi ngokungacwangciswanga ngokulandelelana ngexesha elifutshane, kuba eli linani elingahleliwe ngokusekwe kumhla nexesha lawo. Oko kukuthi, ukuba senza into ngalo myalelo sinokubona ukuba:

    Iidola zam kwi-seq 1 1 500`; umhla "+% N"; yenziwe

    ...
    ...
    ...

    308311367
    310807595
    313273093
    315725181
    318186139
    320671403
    323360117
    325733353
    328335462
    330694870
    333259893
    335858999
    338375622
    340798446

    ...
    ...
    ...

    Ndicinga ukuba icacile? Amanani asekhohlo ayafana kwisithuba esifutshane sexesha, ewe, kwaye abo basekunene baninzi "ngokungacwangciswanga".

  5.   iliso elimnyama sitsho

    mmm…. Ndiyithandile, ndinombhalo omncinci, ipeyintiwe ukuvelisa amanani angahleliyo, enkosi.

  6.   G. sitsho

    Ikhonza .. kwaye kakhulu ..
    ngakumbi ukuba ucwangcisa ujongano kwi-bash enegama eligqithisiweyo, ukhuseleko, njl, njl, njl.
    Iaprote ebalaseleyo.

  7.   UJosé Antonio walandela iBent sitsho

    Sawubona!
    Okokuqala, ewe, ndiyavuyisana nale webhusayithi ibalaseleyo, endikade ndiyilandela ixesha elide.
    Okwesibini, yenza inqaku elincinci kolu ngeno:
    Xa umda wenziwe ngoluhlobo:

    echo $ (($ RANDOM% 10))

    Ngokwenyani, into oyalela yona itoliki kukuba inombolo yakho evelisiweyo ihlala iyimodulus% (intsalela yokwahlulwa) kwenani elilandelayo, kulo mzekelo, 10.
    Naliphi na inani elahlulwe ngo-10 alisoze linike intsalela into enkulu kunesahluleli uqobo.
    Ingxaki kukuba ayizukunikezela ngenani elifanayo, kuba ukwahlula ngo-0 akukho sengqiqweni kutoliki.

    Oku kuthetha ukuba i-echo $ (($ RANDOM% 10) iya kunika iziphumo phakathi kwe-0 kunye ne-9, kodwa ungaze u-10.
    Isisombululo kolu ngquzulwano kukongeza omnye kumda wakho, ukuze inani elifanayo liwele kuluhlu olungahleliwe.

    echo $ (($ RANDOM% 11))

    Oku kuyakunika iziphumo phakathi kwe-0 ne-10.

    A ubingelele.

  8.   ammiel sitsho

    Molweni bendisakha nje into enje qha ndingene engxakini.

    Ndifuna ukwenza amanani ama-6 awohlukeneyo ukusuka ku-00 ukuya ku-45 kodwa ndingawaphindi.

    echo $(($RANDOM%46)) $(($RANDOM%46)) $(($RANDOM%46)) $(($RANDOM%46)) $(($RANDOM%46)) $(($ NGOKUQHELEKILEYO%46))

    EX: 17 33 16 36 45 27