Java Program to Remove Character from a String

Sample Code

public class Main {
  public static void main(String[] args) {
    String string = "Know Program";
    int i = 0;
    while (i < string.length()) {
      char ch = string.charAt(i);
      // remove 'g' from the string 
      if (ch == 'g') {
        String s1 = string.substring(0, i);
        String s2 = string.substring(i + 1);
        string = s1 + s2;
      } else {
        i++;
      }
    }
    System.out.println(string);
  }

Output

Know Proram

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Java Program to Remove Character from a String