# BSD协议原文及翻译 参考链接 原文: The following is a BSD license template. To generate your own license, change the values of OWNER, ORGANIZATION and YEAR from their original values as given here, and substitute your own. Note: The advertising clause in the lice
直接填充法 const arr = [0,0,0]; Array 构造函数 var len = 3; var arr = new Array(len); 在 Array 构造函数后面加上 fill() 方法 var len = 3; var arr = new Array(len).fill(0); 如果你用对象作为参数去 fill() 一个数组,所有元素都会引用同一个实例(也就是这个对象没有被克隆多份,Array.from() 则没有这个问题): var len = 3; var obj =
先定义一个ListItem类,工程内其他窗体都可以用的. public class ListItem : Object { public string Text { get; set; } public string Value { get; set; } public ListItem(string text, string value) { this.Text = text;
include <stdio.h> int main() { double a, b, c; scanf_s("%lf%lf%lf" , &a, &b, &c); if (a + b > c and a + c > b and b + c > a) printf("能构成三角形\n"); else printf("不能构成三角形\n"); return 0; }
include <stdio.h> include<math.h> int main() { double year; int sec; int time; sec = 1000000000; time = 30758400; year = sec / time; year = (int)round(sec / time); printf("10亿秒约等于%lf年\n", year); return 0; }