libMesh::Predicates::is_null< T > Struct Template Reference

#include <single_predicates.h>

Inheritance diagram for libMesh::Predicates::is_null< T >:

Public Member Functions
virtual	~is_null ()=default
virtual bool	operator() (const T &it) const override

Protected Member Functions
virtual std::unique_ptr< predicate< T > >	clone () const override

Detailed Description

template<typename T>
struct libMesh::Predicates::is_null< T >

Returns

true if the underlying pointer is nullptr.

Definition at line 75 of file single_predicates.h.

Constructor & Destructor Documentation

~is_null()

template<typename T >

virtual libMesh::Predicates::is_null< T >::~is_null ( )

virtualdefault

Member Function Documentation

clone()

template<typename T >

virtual std::unique_ptr<predicate<T> > libMesh::Predicates::is_null< T >::clone ( ) const

inlineoverrideprotectedvirtual

Implements libMesh::Predicates::predicate< T >.

Reimplemented in libMesh::Predicates::not_null< T >.

Definition at line 81 of file single_predicates.h.

{ return std::make_unique<is_null<T>>(*this); }

operator()()

template<typename T >

virtual bool libMesh::Predicates::is_null< T >::operator() ( const T &  it ) const

inlineoverridevirtual

Implements libMesh::Predicates::predicate< T >.

Reimplemented in libMesh::Predicates::not_null< T >.

Definition at line 78 of file single_predicates.h.

Referenced by libMesh::Predicates::not_null< T >::operator()().

{ return *it == nullptr; }

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The documentation for this struct was generated from the following file:

• include/base/single_predicates.h