Null-terminated byte strings
Null-terminated multibyte strings
Null-terminated wide strings
Numberofcharactersthatwouldhavebeenwrittenforasufficientlylargebufferifsuccessful(notincludingtheterminatingnullcharacter),oranegativevalueifanerroroccurred.Thus,the(null-terminated
他们之中有一些是: %O—off_t%T—time_t%z—ssize_t%i—ngx_int_t%p—void*%V—ngx_str_t*%s—u_char*(null-terminated)%*s—size_t