How to Get Numbers from a String in Java | Java String Manipulation
Title: Java Tutorial: Extract Only Digits from a String | Learn Character & Number Handling
Description:
In this tutorial, you will learn how to extract only digits from a string in Java. We will cover:
Using replaceAll() method
Iterating through strings and filtering characters
Storing and printing digits from any text
This is perfect for beginners and intermediate programmers who want to improve their Java string manipulation skills.
✅ Code Example:
String input = "cofo2345";
String digitsOnly = input.replaceAll("\\D", "");
System.out.println(digitsOnly); // Output: 2345
💡 Topics Covered:
Java Strings
Regular Expressions in Java
Character and Number Handling
Basic Java Programming
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