把ASCII化成二进制方式(4位二进制表示1位十六进制)-Turns into the binary system ASCII

将一位ASC码转为一位十六进制数,面试中遇到的一个题目，当时想了很久才做出来-put a ascii code to hex code ,for interview

易语言十六进制与十进制相互转换源码 10与ASCII码对照表-Easy language hexadecimal and decimal conversion source of mutual 10 and ASCII code table

异或校验和 CRC16查表法校验 CRC16带多项式计算法校验 FSC校验 字符ASCII 值获取 数组转为十六进制格式字符串 -XOR checksum CRC16 checksum table method CRC16 checksum calculations with polynomials FSC checksum Get ASCII value of character An array of string to hexadecima