Java Program to Toggle the String

In this blog, we will learn how to toggle the character of given String. That means if a character is in lowercase then it will be converted(toggled) to uppercase and vice versa. Implementation using Java: public class ToggleString {
public static String toggle(String str)
String words[]= str.split("\\s");
String toggle=" ";
for(String w: words)
String first=w.substring(0,1);
String second=w.substring(1);
return toggle.trim();
public static void main(String[] args) {
System.out.println(toggle("This Is Programmers Door"));
} Input: This Is Programmers Door
Output: tHIS iS pROGRAMMERS dOOr Happy Coding! Follow us on Instagram @programmersdoor Join us on Telegram @programmersdoor Please write comments if you find any bug in above code/algorithm, or find other ways to solve the same problem. Follow Programmers Door for more. #blog #interview #placement #learn #computer #science

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