Enum polars_io::csv::NullValues
source · [−]Available on crate feature
csv-file
only.Variants
AllColumns(String)
A single value that’s used for all columns
Columns(Vec<String>)
A different null value per column
Named(Vec<(String, String)>)
Tuples that map column names to null value of that column
Trait Implementations
sourceimpl Clone for NullValues
impl Clone for NullValues
sourcefn clone(&self) -> NullValues
fn clone(&self) -> NullValues
Returns a copy of the value. Read more
1.0.0 · sourcefn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from source
. Read more
sourceimpl Debug for NullValues
impl Debug for NullValues
sourceimpl<'de> Deserialize<'de> for NullValues
impl<'de> Deserialize<'de> for NullValues
sourcefn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error> where
__D: Deserializer<'de>,
fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error> where
__D: Deserializer<'de>,
Deserialize this value from the given Serde deserializer. Read more
sourceimpl Serialize for NullValues
impl Serialize for NullValues
Auto Trait Implementations
impl RefUnwindSafe for NullValues
impl Send for NullValues
impl Sync for NullValues
impl Unpin for NullValues
impl UnwindSafe for NullValues
Blanket Implementations
sourceimpl<T> BorrowMut<T> for T where
T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
const: unstable · sourcefn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more