exchanged = 0; // 发生了交换
Nowadays, there’s really no difference between a Wi-Fi booster and Wi-Fi extender - they’re just different names for the same thing. Previously, however, Wi-Fi boosters were devices that received signals from wireless routers, broadcasting them to another network. This essentially extends the range of the signal. Wi-Fi extenders expand the coverage within your home’s Wi-Fi network, but often you will see extenders described as boosters.
。业内人士推荐同城约会作为进阶阅读
Майя Пономаренко
for (let i = 0; i < n; i++) {