reverse a integer in java code example

Example 1: reverse number in java

public class ReverseNumber {
    public static void main(String[] args) {
        int num = 1234, reversed = 0;

        while(num != 0) {
            int digit = num % 10;
            reversed = reversed * 10 + digit;
            num = num / 10;
        }
        System.out.println("Reversed Number: " + reversed);
}}

Example 2: java code to reverse an integer

public class ReverseNumberExample1   
{  
public static void main(String[] args)   
{  
int number = 987654, reverse = 0;  
while(number != 0)   
{  
int remainder = number % 10;  
reverse = reverse * 10 + remainder;  
number = number/10;  
}  
System.out.println("The reverse of the given number is: " + reverse);  
}  
}

Example 3: how to reverse a number in java

int rev= 0;
while(num > 9)
{
  rev= rev*10 + num%10;
  num/= 10;
}

Example 4: reverse a integer in java

while(num != 0) 
{
   int digit = num % 10;
   reversed = reversed * 10 + digit;
   num /= 10;
}