In the game of DotA, Pudge's meat hook is actually the most horrible thing for most of the heroes. The hook is made up of several consecutive metallic sticks which are of the same length. Now Pudge wants to do some operations on the hook. Let us num
要懂得JavaScript中this的用法,首先需要知道,JavaScript中的作用域相关知识. var fun = function(){ var flag = 1; console.log(flag): } var flag = 0; fun(); console.log(flag); 首先看上面这段代码,结果 : 1 0 这个很好理解了,打印的函数内部 flag 的值为 1,全局打印 flag 的值为0. 那么再如果函数内部打印 this.flag 呢? var fun = fu
主题链接:http://acm.hdu.edu.cn/showproblem.php? pid=4296 Buildings Time Limit: 5000/2000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 1822 Accepted Submission(s): 722 Problem Description Have you ever heard the st