Method as_string

arrow-array/src/cast.rs:866–868

Downcast this to a [`GenericStringArray`] panicking if not possible

(&self)

    /// Downcast this to a [`GenericStringArray`] panicking if not possible
    fn as_string<O: OffsetSizeTrait>(&self) -> &GenericStringArray<O> {
        self.as_bytes_opt().expect("string array")
    }

    /// Downcast this to a [`GenericBinaryArray`] returning `None` if not possible
    fn as_binary_opt<O: OffsetSizeTrait>(&self) -> Option<&GenericBinaryArray<O>> {