🚀 Programming Example

toString() Method in java conversion Double to String

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💻 Practical Program

📘 Step Learning

Learn this program step-by-step with algorithm, source code, output and detailed explanation.

💻 Program Code

 public class WrappertoStringMethod {
    public static void main(String[] args){

        Double d = new Double("3.14");
        System.out.println("d = "+ d.toString() );
        // result is d = 3.14

        String  s = Double.toString(3.14);
        // d = "3.14"
  System.out.println("d = "+ d.toString() );
}
}

🖥 Program Output

d = 3.14
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🎯 How to learn from this example

First understand the algorithm carefully. Then study the program line-by-line and compare it with the output. Finally, review the explanation section to strengthen your logic and programming understanding.

🔥 Practice suggestion

Rewrite the program without looking at the code. Modify values, conditions or logic and run it again. This helps improve confidence and strengthens coding skills much faster.

⚡ Quick Practice Flow

Follow this learning sequence for better understanding.

Read the topic carefully
Understand the algorithm
Study the code line-by-line
Check the output result
Practice by modifying logic