PHP

Accept multiple space separated inputs

<?php
  
// Input 10 20
list($var1, $var2)
        = explode(' ', readline());
  
// Typecasting to integers
$var1 = (int)$var1;
$var2 = (int)$var2;
  
// Printing the sum of var1 and var2.
// The sum of 10 and 20 is 30
echo "The sum of " . $var1 . " and "
    . $var2 . " is " . ($var1 + $var2);
?>