Ib daim ntawv thov kos duab yooj yim los tsim cov ntawv sau ua haujlwm.

Rnote lub hom phiaj yog ib qho yooj yim tab sis ua haujlwm daim ntawv thov rau kev kos duab dawb lossis sau cov duab lossis cov ntaub ntawv. Nws thiaj li yuav tsum tau import / export ntau yam ntaub ntawv tawm tswv yim.
Ib qho kev txiav txim siab tseem ceeb yog tias nws yog vector raws, uas yuav tsum ua kom nws hloov tau yooj yim hauv kev kho thiab hloov cov ntsiab lus.