Java remove character from string
// how to remove particular character from string
public class RemoveParticularCharacter
{
public static void main(String[] args)
{
String strInput = "Hello world java";
System.out.println(removeCharacter(strInput, 6));
}
public static String removeCharacter(String strRemove, int r)
{
return strRemove.substring(0, r) + strRemove.substring(r + 1);
}
}how to delete an element from an array in java
import java.util.Scanner;
public class ElemRemoval {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
int[] intArr = {1, 2, 5, 12, 7, 3, 8};
System.out.print("Enter Element to be deleted : ");
int elem = in.nextInt();
for(int i = 0; i < intArr.length; i++){
if(intArr[i] == elem){
// shifting elements
for(int j = i; j < intArr.length - 1; j++){
intArr[j] = intArr[j+1];
}
break;
}
}
System.out.println("Elements -- " );
for(int i = 0; i < intArr.length - 1; i++){
System.out.print(" " + intArr[i]);
}
}
}Copyright © 2021 Codeinu
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