How can use program to count the letters in praghragh

Question

by java , c++,c,python or another language

Answer 1

yes you can that by use the program below by java
https://code.sololearn.com/cXZnR8Z5eOxX/?ref=app

Answer 2

<?php
$str='Hello World';

$str = preg_replace("/[^A-Za-z]/" , " ", $str);

echo $str; //HelloWorld

echo strlen($str); //10

?>

The above regex replaces all numbers, symbols & spaces.
It will allow only alphabets A-Z and a-z.

Answer 3

3 versions in Python
https://code.sololearn.com/c3aKrva9TYQ4/?ref=app