题解 | 无重复数组
无重复数组
https://www.nowcoder.com/practice/d2fa3632268b41df9bc417b74802ad8c
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8" /> </head> <body> <script> const _getUniqueNums = (start, end, n) => { // 补全代码 let arr = []; while (arr.length < n) { let num = Math.floor(Math.random() * (end - start + 1) + start); if (arr.indexOf(num) === -1) { arr.push(num); } } return arr; }; console.log(_getUniqueNums(1, 10, 5)); </script> </body> </html>