数据对比问题

南瓜2021

随机取一条数据与一百条固定的数据对比是否相同，最快的方法有哪些

chenboss

用快速文本对象，分割，寻找

南瓜2021

chenboss 发表于 2024-12-30 09:29
用快速文本对象，分割，寻找

文本快点还是数组快点，有没有例子

小书

一.插到数据库表里（1.先放固定数据到里面。随机数据到表里cha询，查出来的结果集每条打上标志）；二、字符串比较通常办法就 分割，寻找; 具体代码论坛都有。

chenboss

南瓜2021 发表于 2024-12-30 09:32
文本快点还是数组快点，有没有例子

数组就要分割再循环判断，直接寻找文本更快

951902929

.版本 2

.子程序 数组去重, 整数型, , 将未重复数据移动到数组前端，将重复数据移动到数组末尾，并返回分界点下标,by契丶梦幻 qq1096194951
.参数 数组, 文本型, 参考 数组
.参数 数组类型, 整数型, , 仅支持基本数据类型
.局部变量 len, 整数型
.局部变量 缓冲区, 字节集

置入代码 ({ 139, 69, 8, 139, 0, 139, 64, 4, 133, 192, 117, 4, 93, 194, 8, 0, 64, 107, 192, 20, 137, 69, 248 })
缓冲区 ＝ 取空白字节集 (len)
置入代码 ({ 131, 236, 28, 199, 69, 248, 0, 0, 0, 0, 131, 192, 8, 137, 69, 244, 232, 0, 0, 0, 0, 235, 9, 4, 4, 4, 8, 4, 8, 4, 8, 4, 88, 131, 192, 5, 137, 69, 220, 139, 69, 8, 139, 0, 139, 88, 4, 137, 93, 240, 193, 227, 2, 3, 93, 244, 131, 195, 4, 137, 93, 224, 131, 192, 8, 137, 69, 228, 49, 201, 65, 59, 77, 240, 15, 135, 231, 1, 0, 0, 81, 131, 125, 12, 10, 117, 58, 139, 24, 137, 216, 133, 192, 15, 132, 175, 1, 0, 0, 141, 80, 3, 139, 56, 131, 192, 4, 141, 143, 255, 254, 254, 254, 247, 215, 33, 249, 129, 225, 128, 128, 128, 128, 116, 233, 247, 193, 128, 128, 0, 0, 117, 6, 193, 233, 16, 131, 192, 2, 208, 225, 25, 208, 235, 37, 131, 125, 12, 11, 117, 18, 139, 24, 139, 67, 4, 133, 192, 15, 132, 110, 1, 0, 0, 141, 91, 8, 235, 13, 137, 195, 139, 85, 12, 139, 69, 220, 15, 182, 68, 16, 252, 80, 137, 223, 131, 248, 4, 117, 4, 139, 7, 235, 58, 49, 210, 187, 4, 0, 0, 0, 247, 243, 137, 193, 184, 197, 157, 28, 129, 187, 147, 1, 0, 1, 133, 201, 116, 11, 51, 7, 15, 175, 195, 131, 199, 4, 73, 117, 245, 137, 209, 49, 210, 133, 201, 116, 14, 138, 23, 193, 226, 8, 71, 73, 117, 247, 49, 208, 15, 175, 195, 89, 133, 192, 121, 3, 247, 208, 64, 137, 69, 236, 137, 77, 232, 49, 210, 139, 93, 240, 131, 203, 1, 247, 243, 193, 226, 2, 139, 69, 244, 1, 208, 139, 16, 133, 210, 15, 132, 135, 0, 0, 0, 139, 26, 59, 93, 236, 117, 117, 139, 90, 8, 59, 93, 232, 117, 109, 89, 81, 83, 139, 69, 8, 139, 0, 131, 192, 8, 131, 125, 12, 10, 115, 32, 131, 125, 232, 8, 117, 13, 139, 90, 12, 141, 116, 216, 248, 141, 124, 200, 248, 235, 28, 139, 90, 12, 141, 116, 152, 252, 141, 124, 136, 252, 235, 15, 139, 90, 12, 141, 116, 152, 252, 139, 54, 141, 124, 136, 252, 139, 63, 91, 137, 217, 193, 233, 2, 116, 15, 139, 6, 59, 7, 117, 31, 131, 198, 4, 131, 199, 4, 73, 117, 241, 137, 217, 131, 225, 3, 133, 201, 116, 125, 138, 6, 58, 7, 117, 7, 70, 71, 73, 117, 245, 235, 112, 141, 66, 4, 139, 82, 4, 233, 113, 255, 255, 255, 139, 85, 224, 131, 69, 224, 16, 137, 16, 139, 69, 236, 137, 2, 139, 69, 232, 137, 66, 8, 89, 81, 255, 69, 248, 59, 77, 248, 116, 65, 139, 93, 248, 139, 69, 8, 139, 0, 131, 192, 8, 131, 125, 12, 10, 115, 34, 131, 125, 232, 8, 117, 28, 141, 92, 216, 248, 141, 76, 200, 248, 139, 3, 135, 1, 137, 3, 131, 195, 4, 131, 193, 4, 139, 3, 135, 1, 137, 3, 235, 14, 141, 92, 152, 252, 141, 76, 136, 252, 139, 3, 135, 1, 137, 3, 139, 69, 248, 137, 66, 12, 89, 139, 69, 8, 139, 0, 131, 192, 8, 131, 125, 12, 10, 115, 14, 131, 125, 232, 8, 117, 8, 141, 4, 200, 233, 23, 254, 255, 255, 141, 4, 136, 233, 15, 254, 255, 255 })
返回 (len)

南瓜2021

chenboss 发表于 2024-12-30 09:43
数组就要分割再循环判断，直接寻找文本更快

文本应该也要分割吧，比如固定数据是（101，102，103，..........）

951902929

看看这个。

1752328925

hash 键 对比

mytiger

用哈希表