faker::helper Namespace Reference

Classes
struct	WeightedElement
	Get a random element by weight from a vector. More...

Concepts
concept	input_range_with_faster_size_compute_than_linear_rng

Functions
template<input_range_with_faster_size_compute_than_linear_rng Range>
decltype(auto)	randomElement (Range &&range)
template<std::ranges::input_range Range>
auto	randomElement (Range &&range)
template<input_range_with_faster_size_compute_than_linear_rng Range1, input_range_with_faster_size_compute_than_linear_rng Range2>
decltype(auto)	randomElement (Range1 &&range1, Range2 &&range2)
	Get a random element from one of two ranges, without concatenating them.
template<class T >
T	weightedRandomElement (const std::vector< WeightedElement< T > > &data)

Function Documentation

randomElement() [1/3]

template<input_range_with_faster_size_compute_than_linear_rng Range>

decltype(auto) faker::helper::randomElement

(

Range &&

range

)

randomElement() [2/3]

template<std::ranges::input_range Range>

auto faker::helper::randomElement

(

Range &&

range

)

randomElement() [3/3]

template<input_range_with_faster_size_compute_than_linear_rng Range1, input_range_with_faster_size_compute_than_linear_rng Range2>

decltype(auto) faker::helper::randomElement	(	Range1 &&	range1,
		Range2 &&	range2 )

Get a random element from one of two ranges, without concatenating them.

Template Parameters

Range1	the type of the first range.
Range2	the type of the second range.

Parameters

range1	the first range.
range2	the second range.

Exceptions

std::invalid_argument

if both ranges are empty.

Returns

a random element from range1 or range2.

faker::helper::randomElement(malesLastNames, femalesLastNames) // "Smith"

weightedRandomElement()

template<class T >

T faker::helper::weightedRandomElement

(

const std::vector< WeightedElement< T > > &

data

)