char replace char code example

Example 1: how to replace all of one character with nothing in java

String meal = "Hambbburger";

String replaced = meal.replaceAll("b","");

Example 2: replace character in string java

String str = ".............................."; 

        int index = 5; 
  
        char ch = '|'; 
 
        StringBuilder string = new StringBuilder(str); 
        string.setCharAt(index, ch); 

        System.out.println(string);