<?php
    $text = <<< END
    <p><b> Peace سلام  
    שלום Hasîtî 
    शान्ति Barış  和平 Мир
    </b></p>
END;
    
    require('I18N/Arabic.php');
    $Ar = new I18N_Arabic('Identifier');
    
    $pos = $Ar->identify($text);
    
    $total = count($pos);
    
    echo substr($text, 0, $pos[0]);
    
    for($i=0; $i<$total; $i+=2){
        echo '<font color="#FFFF00">';
        echo substr($text, $pos[$i], 
                    $pos[$i+1]-$pos[$i]);
        echo '</font>';
        echo substr($text, $pos[$i+1], 
                    $pos[$i+2]-$pos[$i+1]);
    }
    
    $word = 'Khaled';
    echo "<br /><br />($word) is Arabic? ";
    var_dump($Ar->isArabic($word));
    
    $word = 'خالد';
    echo "<br /><br />($word) is Arabic? ";
    var_dump($Ar->isArabic($word));
?>