Return the three‐way comparison of the specified queues; see the non‐member operator<=> in the bsl namespace.

Synopsis

Declared in <bslstl_queue.h>

template<
    class VALUE2,
    three_way_comparable CONTAINER2>
compare_three_way_result_t<CONTAINER2>
operator<=>(
    queue<VALUE2, CONTAINER2> const& lhs,
    queue<VALUE2, CONTAINER2> const& rhs);
Note

This function is a hidden friend of queue, declared only inside that class: it can be found only through argument-dependent lookup.

Return Value

three‐way comparison result of the queues

Parameters

Name

Description

lhs

left‐hand queue operand

rhs

right‐hand queue operand

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