The wherece command is a Korn Plhaub Korn Plhaub KornShell (ksh) yog lub plhaub Unix uas tau tsim los ntawm David Kornntawm Bell Labs thaum ntxov 1980s thiab tshaj tawm ntawm USENIX ntawm Lub Xya Hli 14, 1983. Qhov kev txhim kho thawj zaug yog raws li Bourne plhaub qhov chaws. https://en.wikipedia.org › wiki › KornShell
KornShell - Wikipedia
yam ntxwv uas qhia tias lub npe yuav txhais li cas los ntawm lub plhaub: nws ntes cov lus txib thiab npe, thiab tshawb nrhiav koj txoj hauv kev. Cov lus txib yog zoo li wherece -v thiab ua haujlwm hauv txhua lub plhaub ntawm HP-UX thiab AIX.
Dab tsi yog qhov twg hauv Linux?
The wherece command is used to display information about a command, zoo li yog nws yog ib tug alias, built-in Korn plhaub hais kom ua, muaj nuj nqi, reserved Korn plhaub lo lus, los yog cia li ib txwm Unix hais kom ua. Cov hom ntawv rau lo lus txib yog: wherece lub npe. los yog. wherece –v npe.
Korn plhaub hauv Linux yog dab tsi?
Korn plhaub yog lub UNIX plhaub (kev tswj hwm kev ua haujlwm, feem ntau hu ua tus neeg txhais lus hais kom ua)uas tau tsim los ntawm David Korn ntawm Bell Labs ua ib qho kev sib xyaw ua ke ntawm lwm qhov loj. UNIX plhaub. … Qee zaum paub los ntawm nws lub npe program ksh, Korn yog lub plhaub qub ntawm ntau lub tshuab UNIX.
cov ntaub ntawv hauv Linux yog dab tsi?
In Linux system, txhua yamyog cov ntaub ntawv thiab yog tias nws tsis yog cov ntaub ntawv, nws yog txheej txheem. Ib cov ntaub ntawv tsis suav nrog cov ntawv nyeem nkaus xwb, cov duab thiab cov kev pabcuam muab tso ua ke tab sis kuj suav nrog kev faib tawm,hardware device drivers thiab directory. Linux xav txog txhua yam raws li cov ntaub ntawv. Hauv qhov piv txwv saum toj no, peb muaj ob cov ntaub ntawv hu ua 'Demo. …
Dab tsi yog batch hais kom ua hauv Linux?
batch hais kom ua yog siv los nyeem cov lus txib los ntawm cov qauv nkag lossis cov ntaub ntawv teev tseg thiab ua rau lawv thaum lub kaw lus thauj khoom qib tso caipiv txwv li thaum cov khoom nruab nrab poob qis dua 1.5. Syntax: batch. Nws yog ib qho tseem ceeb kom nco ntsoov tias batch tsis lees txais ib qho kev txwv.
