Struct polars_lazy::dsl::string::StringNameSpace
source · [−]pub struct StringNameSpace(_);Expand description
Specialized expressions for Series of DataType::Utf8.
Implementations
sourceimpl StringNameSpace
impl StringNameSpace
pub fn extract(self, pat: &str, group_index: usize) -> Expr
pub fn strptime(self, options: StrpTimeOptions) -> Expr
sourcepub fn concat(self, delimiter: &str) -> Expr
pub fn concat(self, delimiter: &str) -> Expr
Concat the values into a string array.
Arguments
delimiter- A string that will act as delimiter between values.
pub fn split_exact(self, by: &str, n: usize) -> Expr
pub fn split_exact_inclusive(self, by: &str, n: usize) -> Expr
sourcepub fn split_inclusive(self, by: &str) -> Expr
pub fn split_inclusive(self, by: &str) -> Expr
Split the string by a substring and keep the substring.
Auto Trait Implementations
impl !RefUnwindSafe for StringNameSpace
impl Send for StringNameSpace
impl Sync for StringNameSpace
impl Unpin for StringNameSpace
impl !UnwindSafe for StringNameSpace
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