In other words, you cannot leave the y and z arguments blank and provide an argument for w. It is possible, however, to leave one, two, or all of the optional arguments blank, as long as no arguments are supplied after the blank arguments. The following combinations are possible when supplying arguments to the CStr function:
Kwa maneno mengine, huwezi kuondoka y na z hoja tupu na kutoa hoja kwa ajili ya w. Inawezekana, hata hivyo, kuondoka moja, mbili, au hoja zote hiari tupu, kwa muda mrefu kama hakuna hoja hutolewa baada ya kuwafikia hoja tupu. mchanganyiko zifuatazo yanawezekana wakati kusambaza hoja ya kazi CStr: