Trait petgraph::data::DataMapMut

pub trait DataMapMut: DataMap {
    fn node_weight_mut(
        &mut self, 
        id: Self::NodeId
    ) -> Option<&mut Self::NodeWeight>;
    fn edge_weight_mut(
        &mut self, 
        id: Self::EdgeId
    ) -> Option<&mut Self::EdgeWeight>;
}

Access node and edge weights mutably.

Required methods

fn node_weight_mut(&mut self, id: Self::NodeId) -> Option<&mut Self::NodeWeight>

fn edge_weight_mut(&mut self, id: Self::EdgeId) -> Option<&mut Self::EdgeWeight>

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Implementations on Foreign Types

impl<'a, G> DataMapMut for &'a mut G where
    G: DataMapMut, 

fn node_weight_mut(&mut self, id: Self::NodeId) -> Option<&mut Self::NodeWeight>

fn edge_weight_mut(&mut self, id: Self::EdgeId) -> Option<&mut Self::EdgeWeight>

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Implementors

impl<'a, G> DataMapMut for Frozen<'a, G> where
    G: DataMapMut, 

fn node_weight_mut(&mut self, id: Self::NodeId) -> Option<&mut Self::NodeWeight>

fn edge_weight_mut(&mut self, id: Self::EdgeId) -> Option<&mut Self::EdgeWeight>

impl<E, Ix: IndexType> DataMapMut for List<E, Ix>

fn node_weight_mut(&mut self, n: Self::NodeId) -> Option<&mut ()>

fn edge_weight_mut(&mut self, e: EdgeIndex<Ix>) -> Option<&mut E>

Accesses the weight of edge e

Computes in O(1)

impl<G> DataMapMut for Reversed<G> where
    G: DataMapMut, 

fn node_weight_mut(&mut self, id: Self::NodeId) -> Option<&mut Self::NodeWeight>

fn edge_weight_mut(&mut self, id: Self::EdgeId) -> Option<&mut Self::EdgeWeight>

impl<N, E, Ty, Ix> DataMapMut for Graph<N, E, Ty, Ix> where
    Ty: EdgeType,
    Ix: IndexType, 

fn node_weight_mut(&mut self, id: Self::NodeId) -> Option<&mut Self::NodeWeight>

fn edge_weight_mut(&mut self, id: Self::EdgeId) -> Option<&mut Self::EdgeWeight>

impl<N, E, Ty, Ix> DataMapMut for StableGraph<N, E, Ty, Ix> where
    Ty: EdgeType,
    Ix: IndexType, 

fn node_weight_mut(&mut self, id: Self::NodeId) -> Option<&mut Self::NodeWeight>

fn edge_weight_mut(&mut self, id: Self::EdgeId) -> Option<&mut Self::EdgeWeight>

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