Function bit_length

pub fn bit_length(array: &dyn Array) -> Result<Arc<dyn Array>, ArrowError>

Returns an array of Int32/Int64 denoting the number of bits in each value in the array.

• this only accepts StringArray/Utf8, LargeString/LargeUtf8, BinaryArray and LargeBinaryArray, or DictionaryArray with above Arrays as values
• bit_length of null is null.
• bit_length is in number of bits