feat: add field_cnt function

1 files changed, 6 insertions, 0 deletions

diff --git a/src/lib.rs b/src/lib.rs
index 1d52d91..9e25467 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -279,6 +279,12 @@ impl MultiVec
         self.length
     }
 
+    /// Returns how many fields each item in this `MultiVec` has.
+    pub fn field_cnt(&self) -> usize
+    {
+        self.field_arr_byte_offsets.len()
+    }
+
     /// Returns how many items this `MultiVec` has capacity for.
     #[must_use]
     pub fn capacity(&self) -> usize