[exec.get.scheduler]

# 33 Execution control library [[exec]](./#exec)

## 33.5 Queries [[exec.queries]](exec.queries#exec.get.scheduler)

### 33.5.6 execution​::​get_scheduler [exec.get.scheduler]

[1](#1)

[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/exec.tex#L951)

get_scheduler asks a queryable object for its associated scheduler[.](#1.sentence-1)

[2](#2)

[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/exec.tex#L954)

The name get_scheduler denotes a query object[.](#2.sentence-1)

For a subexpression env,get_scheduler(env) is expression-equivalent to*MANDATE-NOTHROW*(*AS-CONST*(env).query(get_scheduler))[.](#2.sentence-2)

*Mandates*: If the expression above is well-formed,
its type satisfies [scheduler](exec.sched#concept:scheduler "33.6 Schedulers [exec.sched]")[.](#2.sentence-3)

[3](#3)

[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/exec.tex#L964)

forwarding_query(execution​::​get_scheduler) is
a core constant expression and has value true[.](#3.sentence-1)