Useful string methods in Java! 🧵

From the creator

#java #javatutorial #javacourse public class Main { public static void main(String[] args) { String name = "Bro Code"; int length = name.length(); char letter = name.charAt(0); int index = name.indexOf(" "); int lastIndex = name.lastIndexOf("o"); name = name.toUpperCase(); name = name.toLowerCase(); name = name.trim(); name = name.replace("o", "a"); if(name.isEmpty()){ System.out.println("Your name is empty"); } else{ System.out.println("Hello " + name); } if(name.contains(" ")){ System.out.println("Your name contains a space"); } else{ System.out.println("Your name DOESN'T contain any spaces"); } if(name.equalsIgnoreCase("password")){ System.out.println("Your name can't be password"); } else{ System.out.println("Hello " + name); } } }

Published 2024-12-05 · Watch on YouTube ↗
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