Exercise
Function modify a letter in a string
Objetive
Write a java function named "ChangeChar" to modify a letter in a certain position (0 based) of a string, replacing it with a different letter:
string sentence = "Tomato";
ChangeChar(ref sentence, 5, "a");
Example Code
public class Main
{
public static void ChangeChar(String text, int position, char letter)
{
text = tangible.StringHelper.remove(text, position, 1);
text = text.insert(position, String.valueOf(letter));
}
public static void main(String[] args)
{
String sentence = "Tomato";
ChangeChar(sentence, 5, 'a');
}
}