#!/usr/pkg/bin/php
<?php
print_r($argv);

function sentence_case($s) {
   $str = strtolower($s);
   $cap = true;
   for($x = 0; $x < strlen($str); $x++){
       $letter = substr($str, $x, 1);
       if($letter == "." || $letter == "!" || $letter == "?"){
           $cap = true;
       }elseif($letter != " " && $cap == true){
           $letter = strtoupper($letter);
           $cap = false;
       }
       $ret .= $letter;
   }
   return $ret;
}
?>