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12.2 线程是否启动中的疑惑 #147

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JFluo2011 opened this issue Jan 5, 2017 · 1 comment

JFluo2011 commented Jan 5, 2017

请问wait_for_tick（）中为什么使用while而不是if；
另外这个while判断有必要吗，其意义具体什么？

mcwindy commented May 5, 2020

while是有必要的，因为函数用途是count_up.

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