qq_22640823的博客

优化后的冒泡排序function sort_aw($array = array()){ $tmp = 0; //记录最后一次交换的位置 $lastExchangeIndex = 0; //无序数列的边界，每次比较只需要到这里就可以了 $sortBorder = count($array)-1; for...

1.判断是否是2的指数function index(int KaTeX parse error: Expected '}', got 'EOF' at end of input: …mber){ if(number <= 0) {return false;}return 0 == (KaTeX parse error: Expected 'EOF', got '&'...