tsis yog lub cim hloov pauv. Feem ntau, tus neeg teb xov tooj redirection yog lub cim tshwj xeeb uas tuaj yeem siv nrog cov lus txib, xws li DOS hais kom ua lossis Command Prompt hais kom hloov pauv cov tswv yim rau cov lus txib nrog rau cov zis los ntawm cov lus txib. Command inputs thiab outputs hu ua command handles.
Yuav ua li cas cov cim hauv qab no sawv cev rau kev hloov pauv?
Redirection yog ua tiav siv tus " >" (ntau dua-tshaj cim), lossis siv "|" (pipe) tus neeg teb xov tooj uas xa cov qauv tso tawm ntawm ib qho lus txib mus rau lwm qhov kev hais kom ua raws li tus qauv nkag.
Lub cim twg yog siv rau kev tawm tswv yim hloov pauv?
Standard input redirection
The < symbol is known as the input redirection operator.
Tus neeg tsav tsheb hloov pauv yog dab tsi?
Tus neeg teb xov tooj hloov pauv yog tus cim tshwj xeeb uas tuaj yeem siv nrog cov lus txib, zoo li Command Prompt hais kom ua lossis DOS hais kom ua, los yog hloov pauv cov tswv yim rau cov lus txib lossis cov zis los ntawm cov lus txib.
Dab tsi yog redirect hauv Linux?
Redirection tuaj yeem txhais tau tias hloov txoj hauv kev los ntawm qhov twg cov lus txib nyeem nkag mus rau qhov twg cov lus txib xa tawm. Koj tuaj yeem redirect input thiab output ntawm ib tug hais kom ua. Rau kev hloov pauv, cov cim meta raug siv.
