<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8" /> <meta http-equiv="X-UA-Compatible" content="IE=edge" /> <meta name="viewport" content="width=device-width, initial-scale=1.0" /> <title>哈希函数的设定</title> </head> <body> <script> //将字符串转换未大的操作 function hashFunc(str, size) { var hashCode = 0; //霍纳算法 for (var i = 0; i < str.length; i++) { hashCode = 37 * hashCode + str.charCodeAt(i); } var index=hashCode%size return index } </script> </body> </html>