在计算机科学中,16进制(hexadecimal)是一种常用的表示数字的方式,特别是在处理二进制数据时。有时候我们会遇到需要将16进制字符串转换为整数的情况,比如在处理网络数据包协议、加密算法等场景下。 JAVA中实现方法 在JAVA中,可以通过Integer.parseInt(String s, int radix)方法来实现将16进制字符串
[Java String to Hex]( [Hexadecimal](
import java.io.*; import java.util.*; public class Exer5{ public String ConvertToHexadecimal(int num){ int r; String bin=""; do{ r=num%16; num=num/16; if(r==10) bin="A"+bin; else if(r==11) bin="B"+bin; else if(r==12) bin="C"+bin; else if(r==13) bin="D"+b...
String hexstr = Integer.toHexString(i); hexadecimal (String) to integer : int i = Integer.valueOf("B8DA3", 16).intValue(); or int i = Integer.parseInt("B8DA3", 16); ASCII code to i = 64; String aChar = new Character((char)i).toString(); integer to ASCII code c = 'A'; ...
import java.util.Arrays; public class MACAddressConverter { public static void main(String[] args) { String decimalMAC = "192.168.0.1"; // 十进制MAC地址 String hexadecimalMAC = convertToHexadecimal(decimalMAC); System.out.println("Hexadecimal MAC: " + hexadecimalMAC); } public static ...
]args){intdecimalNumber=-100;BigIntegerbigInt=BigInteger.valueOf(decimalNumber);StringhexadecimalNumber...
*@returnString 每个unicode之间无分隔符 *@throwsException*/publicstaticString strToUnicode(String strText)throwsException {charc; StringBuilder str=newStringBuilder();intintAsc; String strHex;for(inti = 0; i < strText.length(); i++) {
public static StringtoHexString(long num)参数:The function accepts a single mandatory parameternum -This parameter specifies the number which is to be converted to Hexadecimal string. 返回值:该函数将 long 参数的字符串表示形式返回为基数为 16 的无符号整数。
String hexNumber = ... int decimal = Integer.parseInt(hexNumber, 16); System.out.println("Hex value is " + decimal); The number 16 refers to base 16, i.e. a number system (hexadecimal) where each digit represents one of 16 values (0-9 and A-F give 16 possibilities, representing ...
intdecimal=255;Stringhex=Integer.toHexString(decimal);System.out.println("Hexadecimal value: "+hex)...