What is the usage of toString() method in java

The toString() method in java is used to return a Number object value represented by a string.

If this method uses a native data type as a parameter, it returns a String object value of the native data type.

If this method takes two parameters, returns the string representation of the first parameter in the base specified by the second parameter.

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Grammar format:

Taking the String class as an example, this method has the following syntax formats:

String toString()
static String toString(int i)

toString(): Returns a String object representing an Integer value.

toString(int i): Returns a String object representing the specified int.

public class Test{    
    public static void main(String args[]){    
        Integer x = 5;    
        System.out.println(x.toString());          
        System.out.println(Integer.toString(12));     
    }
}

The output result is:

5
12

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