Welcome to this tutorial on string formatting in Java. String formatting, in simple terms, is the method of adding or altering content within a string. We can do this in three ways – using printf(), MessageFormat, and something called the Formatter class. Most Java developers favour the Formatter class, so that’s what we’ll focus on.…
Read More Java String Formatter: A Guide with ExamplesJava provides a lot of built-in methods for manipulating strings. These methods make it easy to perform common string operations like concatenation, splitting, and searching. To find more code examples that demonstrate how to work with Strings in Java, check out the following tutorials: Java String Working With Strings in Java – Part 1 Working…
Read More Java String Methods Every Developer Should Knowclass Test { public static void main(String[] args) { long startTime = System.currentTimeMillis(); StringBuffer stringBuffer = new StringBuffer(“Java”); for (int i = 0; i < 8000000; i++) { stringBuffer.append(“Programming”); } System.out.println(“Time taken by StringBuffer: ” + (System.currentTimeMillis() – startTime) + “ms”); startTime = System.currentTimeMillis(); StringBuilder stringBuilder = new StringBuilder(“Java”); for (int i = 0; i…
Read More Difference between StringBuilder and StringBuffer classes// creates an empty string buffer with the initial capacity of 16. StringBuffer str = new StringBuffer(); // creates a string buffer with the specified string. StringBuffer str = new StringBuffer(“some string value”); // creates an empty string buffer with the specified capacity as length. StringBuffer str = new StringBuffer(10); class Test { public static…
Read More StringBuffer class in JavaUp to this point, we’ve discovered that a String object is immutable, which implies that its contents cannot be altered once it is created. When we perform operations on a String, a new String object is generated. In order to modify the contents of a String, we can use the StringBuilder class provided by the…
Read More Master the StringBuilder Class in Javaclass Test { public static void main(String[] args) { String str = “ALEGRUTECHBLOG”; String strInLowerCase = str.toLowerCase(); System.out.println(strInLowerCase); } } Output: alegrutechblog toUpperCase() Converts all of the characters in this String to the upper case using the rules of the default locale. class Test { public static void main(String[] args) { String str…
Read More Working With Strings in Java – Part 2class Test { public static void main(String[] args) { String str = “alegru”; char c = str.charAt(2); System.out.println(c); } } Output: e class Test { public static void main(String[] args) { String str = “alegru”; int index = str.indexOf(‘l’); System.out.println(index); } } Output: 1 class Test { public static void main(String[] args) { String str…
Read More Working With Strings in Java – Part 1Java Strings are one of the most commonly used data types in Java programming, and understanding how to work with them effectively is essential for any Java developer. In this tutorial, I will cover everything you need to know about Java Strings, from the basics of creating and manipulating Strings to advanced concepts like regular…
Read More Mastering Java String: A Comprehensive Tutorial