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How to convert string to hex values in Java

2 Answers

0 votes
public class MyClass {
    
    public static void main(String args[]) throws Exception {
        String str = "java programming";

        char ch[] = str.toCharArray();
        
        StringBuffer sb = new StringBuffer();
        
        for(int i = 0; i < ch.length; i++) {
            String hexString = Integer.toHexString(ch[i]);
            sb.append(hexString);
        }
        
        str = sb.toString();
        
        System.out.println(str);
    }
}
  
  
  
  
/*
run:
   
6a6176612070726f6772616d6d696e67
   
*/

 



answered Nov 20, 2023 by avibootz
0 votes
public class MyClass {
    public static String convertToHexString(String str) {
        char ch[] = str.toCharArray();
        
        StringBuffer sb = new StringBuffer();
        
        for(int i = 0; i < ch.length; i++) {
            String hexString = Integer.toHexString(ch[i]);
            sb.append(hexString);
        }
        
        return sb.toString();
    }
    
    public static void main(String args[]) throws Exception {
        String str = "java programming";

        str = convertToHexString(str); 
        
        System.out.println(str);
    }
}
  
  
  
  
/*
run:
   
6a6176612070726f6772616d6d696e67
   
*/

 



answered Nov 20, 2023 by avibootz

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