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Decoding barcode. mauthenga othandiza

Nkhaniyi ifotokoza zimene decoding bala code, imene wosalira chojambulira zambiri.

Barcode otchedwa mudziwe ozimbayitsidwa kuwerenga ndi zipangizo zapadera. Amanena za phukusi, izo zikuwoneka ngati zikwapu. Ndondomekozi bala akhoza encode nkhani zina magawo zofunika pa zinthu.

The EAN ambiri (European dongosolo 'kala' ikusonyeza) ndi American Universal Mankhwala Code UPC.

Kodi decoding kachidindo bala? More pa pansipa.

Kapangidwe ka mfundo ozimbayitsidwa zikuphatikizapo:

- DZIKO code, zambiri manambala awiri kapena atatu;

- kachidindo wopanga - pamenepa manambala anayi kapena asanu - izo zidalira pa kutalika kwa malamulo dziko;

- zina manambala zisanu - dzina la mankhwala, mtundu, kulemera, kukula, ndi ogula ake katundu;

- otsiriza manambala eyiti - kulamulira, ponena kuti titsimikize kulondola kuwerenga sikana barcode.

Nthawi zina pali chizindikiro kumanja ">", kutanthauza amasulidwe katundu pansi chilolezo.

Decoding barcode amapereka zambiri zofunika za mankhwala.

Pofuna kutsimikizira woona bala malamulo kapena ayi, kuwerengetsera zotsatirazi ziyenera kucitika. Onkhetsani manambala onse kuti ili ngakhale pansi. Ndiye awonjezere ndalama chifukwa ndi atatu. Sungani zotsatira, ife icho "X".

manambala Komanso apangidwe (koma popanda Nambala) anakonza m'munda wosamvetseka, ndalama izi anawonjezera kuti chiwerengero "X" analandira kale. Wa mtengo wake, zimene zinathandiza (ife timachitcha icho «YZ»), nkhani yokhayo Z. Next, ife kuchita kanthu losavuta: 10- Z.

Ngati nambala imene analandira, chimodzimodzi monga checksum kutchulidwa barcode ndi, katunduyo ali ovomerezeka. Ngati sakugwirizana, ndiye mankhwala anapangidwa popanda kutsatira malamulo.

Decoding barcode akhoza zinsinsi za dziko limene katundu opangidwa, chizindikiritso nambala ya kampani, dzina la mankhwala.

Mfundozi kabisidwe ntchito padziko lonse. Choncho lingalirani mitundu ya Mabakodi.

Mmodzi wa barcode chophweka ndi "2 of 5". Zizindikiro zomwe zikuonetsa kuti manambala kuchokera ziro ndi inayi, palokha lili mizere asanu awiri amene ali lonse, ndi atatu - yopapatiza.

Mipata pakati pa zikwapu zimene wosachita deta iliyonse ndipo nthawi zambiri kusiyana m'lifupi wofanana m'lifupi bala yopapatiza. Ndondomekozi, kuwonjezera manambala, ili ndi zilembo "kuyamba" ndi "kusiya". zikwapu zitatu zokha ntchito fano lawolo limene awiri ndi yotakata. Mipata ya mudziwe suli malamulo "2 of 5" mndandanda wa apawokha, kotero kophweka kusindikiza ndi basi wapezeka zolakwa umodzi.

Panopa bala malamulo a katundu akhoza kukhala Mipikisano wachikuda.

Code "Codabar" ndi apawokha semielementnym barcode. Lili manambala kuyambira ziro ndi inayi, zizindikiro "-" ndi "+", "/", ":" 4 manambala "kuyamba / asiye" ndi chizindikiro dola ".". kapamwamba "Codabar" kachidindo kumanzere ndi kumanja ndi zizindikiro zochepa. chizindikiro amaoneka ngati anayi sitiroko ndi malo atatu.

Bar kachidindo "39" ndi dzina lake chifukwa cha dongosolo la fano la zilembo "3 ndi 9" ndi njira yotakata pamene zinthu zitatu (kusiyana wina ndi awiri sitiroko) ya zisanu ndi zinayi yopapatiza - Ena asanu. Ndondomekozi ndi odalirika okwanira, ndi zimene kuwawonetsera mwayi wake. Komanso, kudalilika umenewu kachidindo akhoza ziwonjezeke powonjezera khalidwe kulamulira mu khalidwe.

Barcode mankhwala ndi njira yolemba mauthenga.

A malo apadera mwa dongosolo zosiyanasiyana bala-wolemba pulogalamu akutenga bala kachidindo "93". Ndi kuika chomwecho manambala mudziwe ngati malamulo "39", akhoza kupereka mkulu osalimba fano la zilembo. Forte-eyiti zizindikiro otchulidwa "93" code. Pamafunikanso zizindikiro 'kuyamba / asiye "ulamuliro chizindikiro anayi makumi manambala atatu pa malamulo" 39 ".

Ndi luso encode twente-eyiti handiredi ndi zilembo zosiyana kugwirizana dzina la malamulo bala "128". Ndondomekozi "128" - ndi kusalankhula ndi mosalekeza code. Zizindikiro zake ndi monga zitsulo zitatu ndi malo atatu, ndipo aliyense kutalika ndi zigawo khumi.

Taona zina yonse ya zizindikiro kapamwamba kuti ali anasangalala padziko lonse.

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