pub fn sleep_ms(ms: u32)
Puts the current thread to sleep for at least the specified amount of time.
The thread may sleep longer than the duration specified due to scheduling specifics or platform-dependent functionality. It will never sleep less.
On Unix platforms, the underlying syscall may be interrupted by a spurious wakeup or signal handler. To ensure the sleep occurs for at least the specified duration, this function may invoke that system call multiple times.
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Licensed under the Apache License, Version 2.0 or the MIT license, at your option.
https://doc.rust-lang.org/std/thread/fn.sleep_ms.html