Java: Replace each substring of a given string that matches the given regular expression with the given replacement
Java String: Exercise-25 with Solution
Write a Java program to replace each substring of a given string that matches the given regular expression with the given replacement.
Sample string: "The quick brown fox jumps over the lazy dog."
In the above string replace all the fox with cat.
Visual Presentation:
Sample Solution:
Java Code:
// Define a public class named Exercise25.
public class Exercise25 {
// Define the main method.
public static void main(String[] args) {
// Declare and initialize a string variable.
String str = "The quick brown fox jumps over the lazy dog.";
// Replace all occurrences of 'fox' with 'cat'.
String new_str = str.replaceAll("fox", "cat");
// Display the original and modified strings for comparison.
System.out.println("Original string: " + str);
System.out.println("New String: " + new_str);
}
}
Sample Output:
Original string: The quick brown fox jumps over the lazy dog. New String: The quick brown cat jumps over the lazy dog.
Flowchart:
Java Code Editor:
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