📜  javascript round .5 down - Javascript 代码示例

📅  最后修改于: 2022-03-11 15:01:47.440000             🧑  作者: Mango

代码示例2
//standard round function, except round .5 down instead of up
function roundHalfDown(num) {
  return -Math.round(-num);
}
roundHalfDown(1.5);// 1
roundHalfDown(1.6);// 2