std::uniform_int(3) | Library Functions Manual | std::uniform_int(3) |
NAME¶
std::uniform_int -
Uniform discrete distribution for random numbers. A discrete random distribution on the range $[min, max]$ with equal probability throughout the range.
SYNOPSIS¶
Public Types¶
typedef _IntType input_type
typedef _IntType result_type
Public Member Functions¶
result_type max () const
result_type min () const
template<typename _UniformRandomNumberGenerator > result_type
operator() (_UniformRandomNumberGenerator &__urng,
result_type __n)
template<typename _UniformRandomNumberGenerator > result_type
operator() (_UniformRandomNumberGenerator &__urng)
void reset ()
uniform_int (_IntType __min=0, _IntType __max=9)
Friends¶
template<typename _IntType1 , typename _CharT , typename
_Traits > std::basic_ostream< _CharT, _Traits > &
operator<< (std::basic_ostream< _CharT, _Traits >
&__os, const uniform_int< _IntType1 > &__x)
template<typename _IntType1 , typename _CharT , typename _Traits >
std::basic_istream< _CharT, _Traits > &
operator>> (std::basic_istream< _CharT, _Traits >
&__is, uniform_int< _IntType1 > &__x)
Detailed Description¶
template<typename _IntType = int> class std::uniform_int< _IntType >¶
Uniform discrete distribution for random numbers. A discrete random distribution on the range $[min, max]$ with equal probability throughout the range.
Definition at line 1560 of file tr1_impl/random.
Member Typedef Documentation¶
template<typename _IntType = int> typedef _IntType std::uniform_int< _IntType >::input_type The type of the parameters of the distribution.¶
Definition at line 1566 of file tr1_impl/random.
template<typename _IntType = int> typedef _IntType std::uniform_int< _IntType >::result_type The type of the range of the distribution.¶
Definition at line 1568 of file tr1_impl/random.
Constructor & Destructor Documentation¶
template<typename _IntType = int> std::uniform_int< _IntType >::uniform_int (_IntType __min = 0, _IntType __max = 9) [inline, explicit] Constructs a uniform distribution object.¶
Definition at line 1575 of file tr1_impl/random.
Member Function Documentation¶
template<typename _IntType = int> result_type std::uniform_int< _IntType >::max () const [inline] Gets the inclusive upper bound of the distribution range.¶
Definition at line 1592 of file tr1_impl/random.
template<typename _IntType = int> result_type std::uniform_int< _IntType >::min () const [inline] Gets the inclusive lower bound of the distribution range.¶
Definition at line 1585 of file tr1_impl/random.
template<typename _IntType = int> template<typename _UniformRandomNumberGenerator > result_type std::uniform_int< _IntType >::operator() (_UniformRandomNumberGenerator & __urng, result_type __n) [inline] Gets a uniform random number in the range $[0, n)$.¶
This function is aimed at use with std::random_shuffle.
Definition at line 1624 of file tr1_impl/random.
template<typename _IntType = int> template<typename _UniformRandomNumberGenerator > result_type std::uniform_int< _IntType >::operator() (_UniformRandomNumberGenerator & __urng) [inline] Gets a uniformly distributed random number in the range $(min, max)$.¶
Definition at line 1609 of file tr1_impl/random.
template<typename _IntType = int> void std::uniform_int< _IntType >::reset () [inline] Resets the distribution state.¶
Does nothing for the uniform integer distribution.
Definition at line 1601 of file tr1_impl/random.
Friends And Related Function Documentation¶
template<typename _IntType = int> template<typename _IntType1 , typename _CharT , typename _Traits > std::basic_ostream<_CharT, _Traits>& operator<< (std::basic_ostream< _CharT, _Traits > & __os, const uniform_int< _IntType1 > & __x) [friend] Inserts a uniform_int random number distribution __x into the output stream os.¶
Parameters:
__x A uniform_int random number distribution.
Returns:
template<typename _IntType = int> template<typename _IntType1 , typename _CharT , typename _Traits > std::basic_istream<_CharT, _Traits>& operator>> (std::basic_istream< _CharT, _Traits > & __is, uniform_int< _IntType1 > & __x) [friend] Extracts a uniform_int random number distribution __x from the input stream __is.¶
Parameters:
__x A uniform_int random number generator engine.
Returns:
Author¶
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19 Jun 2018 | libstdc++ |