- u8vector? OBJprocedure
- s8vector? OBJprocedure
- u16vector? OBJprocedure
- s16vector? OBJprocedure
- u32vector? OBJprocedure
- s32vector? OBJprocedure
- u64vector? OBJprocedure
- s64vector? OBJprocedure
- f32vector? OBJprocedure
- f64vector? OBJprocedure
Return #t if obj is an object of the specified type or #f if not.