byte a=-1; System.out.println("-1 hex : 0x"+Integer.toHexString(a)); System.out.println("-1&0xff : 0x"+Integer.toHexString(a&0xff)); System.out.println("-1 bin : "+ Integer.toBinaryString(a)); System.out.println("-1&0xff bin: "+ Integer.toBinaryString(a&0xff)); System....
}/*** 16进制字符串转bytes *@paramhex *@return*/publicstaticbyte[] hexStringToByte(String hex) {intlen = 0;intnum=0;//判断字符串的长度是否是两位if(hex.length()>=2){//判断字符喜欢是否是偶数len=(hex.length() / 2); num= (hex.length() % 2);if(num == 1) { hex= "0" +hex...
方法一: publicstaticStringtoHex(byte[]buf){if(buf==null)return"";StringBufferresult=newStringBuffer(2*buf.length);for(inti=0;i<buf.length;i++){appendHex(result,buf[i]);}returnresult.toString();}privatefinalstaticStringHEX="0123456789ABCDEF";privatestaticvoidappendHex(StringBuffersb,byteb){s...
publicclassBytesHexConverter{publicBytesHexConverter(){// 空构造函数}publicStringbytesToHex(byte[]bytes){// 具体实现略}publicbyte[]hexToBytes(Stringhex){byte[]bytes=newbyte[hex.length()/2];for(inti=0;i<bytes.length;i++){intindex=i*2;intvalue=Integer.parseInt(hex.substring(index,index+2)...
* @param hex * @return */ public static byte[] hexStringToByte(String hex) { int len = 0;int num=0;//判断字符串的长度是否是两位 if(hex.length()>=2){ //判断字符喜欢是否是偶数 len=(hex.length() / 2);num = (hex.length() % 2);if (num == 1) { hex = "0" + hex;len=...
publicclassHexToFloat{publicstaticvoidmain(String[]args){StringhexString="40490fdb";inthexValue=Integer.parseInt(hexString,16);floatfloatValue=Float.intBitsToFloat(hexValue);System.out.println("Hex: "+hexString);System.out.println("Float: "+floatValue);}} ...
1. 编写Java函数,接收十六进制字符串作为输入 java public class HexToBytesConverter { /** * 将十六进制字符串转换为字节数组 * * @param hexString 十六进制字符串 * @return 转换后的字节数组 * @throws IllegalArgumentException 如果输入的十六进制字符串无效 */ public static byte[] hexStringToByteArray...
import java.net.InetAddress; import java.net.UnknownHostException; public class IPv6BytesHexExample { public static void main(String[] args) { try { //定义IPv6地址 String ipv6Address = "2001:0db8:85a3:0000:0000:8a2e:0370:7334"; //将IPv6地址解析为InetAddress对象 InetAddress inetAddress ...
从函数名称上来看 是将一个数16进制形式转换为字节数组 其中hex是16进制 2是 to 的意思 Bytes 字节的复数 故理解为 是将一个数16进制形式转换为字节数组
//Tribute to python public static byte[] bytesFromHex(String hexStr) { int len = hexStr.length()/2; byte[] result = new byte[len]; for (int i = 0; i &