[#absl-discrete_distribution-2constructor-03]
= xref:absl.adoc[absl]::xref:absl/discrete_distribution.adoc[discrete_distribution]::discrete_distribution
:relfileprefix: ../../
:mrdocs:

Constructors

== Synopses

Declared in `<absl/random/discrete_distribution.h>`

Constructs a distribution with a single, certain outcome.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
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xref:absl/discrete_distribution/2constructor-05.adoc[discrete_distribution]();
----

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Constructs a distribution from a list of weights.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
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explicit
xref:absl/discrete_distribution/2constructor-0b.adoc[discrete_distribution](std::initializer_list<double> weights);
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Constructs a distribution from the given parameter set.


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explicit
xref:absl/discrete_distribution/2constructor-0f.adoc[discrete_distribution](xref:absl/discrete_distribution/param_type.adoc[param_type] const& p);
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Constructs a distribution from a range of weights.


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template<typename InputIterator>
explicit
xref:absl/discrete_distribution/2constructor-04.adoc[discrete_distribution](
    InputIterator begin,
    InputIterator end);
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[.small]#xref:absl/discrete_distribution/2constructor-04.adoc[_» more..._]#

Constructs a distribution by sampling a weight function.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
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template<class UnaryOperation>
explicit
xref:absl/discrete_distribution/2constructor-02.adoc[discrete_distribution](
    size_t nw,
    double xmin,
    double xmax,
    UnaryOperation fw);
----

[.small]#xref:absl/discrete_distribution/2constructor-02.adoc[_» more..._]#

== Parameters

[cols="1,4"]
|===
| Name| Description
| *weights*
| The weights of the possible outcomes.
| *p*
| The parameter set.
| *begin*
| An iterator to the first weight.
| *end*
| An iterator past the last weight.
| *nw*
| The number of weights to generate.
| *xmin*
| The lower bound of the sampled interval.
| *xmax*
| The upper bound of the sampled interval.
| *fw*
| The unary weight function to sample.
|===


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