🚀 Programming Example

Write a Java program to trim any leading or trailing whitespace from a given string.

👁 1,722 Views

💻 Practical Program

📘 Step Learning

Java program to trim any leading or trailing whitespace from a given string.

💻 Program Code

public class Exercise {

public static void main(String[] args)
    {
        String str = " Java Exercises ";

        // Trim the whitespace from the front and back of the
        // String.
        String new_str = str.trim();

        // Display the strings for comparison.
System.out.println("Original String: " + str);
System.out.println("New String: " + new_str);
    }
}

🖥 Program Output

Original String:  Java Exercises
New String: Java Exercises
Press any key to continue . . .

📘 Explanation

None

🎯 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