std::experimental::latch:: is_ready
From cppreference.net
<
cpp
|
experimental
|
latch
C++
Experimental
| Technical Specification | ||||
| Filesystem library (filesystem TS) | ||||
| Library fundamentals (library fundamentals TS) | ||||
| Library fundamentals 2 (library fundamentals TS v2) | ||||
| Library fundamentals 3 (library fundamentals TS v3) | ||||
| Extensions for parallelism (parallelism TS) | ||||
| Extensions for parallelism 2 (parallelism TS v2) | ||||
| Extensions for concurrency (concurrency TS) | ||||
| Extensions for concurrency 2 (concurrency TS v2) | ||||
| Concepts (concepts TS) | ||||
| Ranges (ranges TS) | ||||
| Reflection (reflection TS) | ||||
| Mathematical special functions (special functions TR) | ||||
| Experimental Non-TS | ||||
| Pattern Matching | ||||
| Linear Algebra | ||||
| std::execution | ||||
| Contracts | ||||
| 2D Graphics |
Extensions for concurrency
| std::future extensions | ||||
| Latches and barriers | ||||
| Atomic smart pointers | ||||
std::experimental::latch
|
latch::is_ready
|
||||
|
bool
is_ready
(
)
const
noexcept
;
|
(1) | (并发TS) |
当内部计数器等于零时返回 true 。
参数
(无)
返回值
true 当 * this 闩锁的内部计数器等于零时。