Function arrow::compute::kernels::length::length[][src]

pub fn length(array: &dyn Array) -> Result<ArrayRef>
Expand description

Returns an array of Int32/Int64 denoting the number of bytes in each string in the array.

  • this only accepts StringArray/Utf8 and LargeString/LargeUtf8
  • length of null is null.
  • length is in number of bytes