- u8vector? objprocedure
- s8vector? objprocedure
- u16vector? objprocedure
- s16vector? objprocedure
- u32vector? objprocedure
- s32vector? objprocedure
- u64vector? objprocedure
- s64vector? objprocedure
- f32vector? objprocedure
- f64vector? objprocedure
- c64vector? objprocedure
- c128vector? objprocedure
Returns #t if obj is a @vector, and #f otherwise.