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std::stop_source:: stop_possible

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std::stop_source
bool stop_possible ( ) const noexcept ;
(自 C++20 起)

检查 stop_source 对象是否具有停止状态。

目录

参数

(无)

返回值

若 stop_source 对象具有停止状态则为 true ，否则为 false 。

注释

如果 stop_source 对象具有停止状态且已发出停止请求，此函数仍返回 true 。

示例

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原因：缺少示例