foreach($images as $key => $image)
        {
        echo "<article class='content_img'>";
        echo '<figure><img src="' . $image['image'] . '" width="75" height="75" alt="" />';
        if ($select !== $i)
            {
            $select.= "<figcaption><input name='$choix' class='textfield' type='text' size='20' maxlength='60'></figcaption>";
            }

        echo "</figure></article>";
        }

<?php

function displaySelectReponse($choix, $key)
    {
    $images = array(
        '0' => array(
            'image' => 'img/douche.gif'
        ) ,
        '1' => array(
            'image' => 'img/poubelle.gif'
        ) ,
        '3' => array(
            'image' => 'img/souris.gif'
        ) ,
        '4' => array(
            'image' => 'img/soupe.gif'
        ) ,
        '5' => array(
            'image' => 'img/couteau.gif'
        ) ,
        '6' => array(
            'image' => 'img/tournevis.gif'
        ) ,
        '7' => array(
            'image' => 'img/journal.gif'
        ) ,
        '8' => array(
            'image' => 'img/rouge.gif'
        )
    );
    $select = '';
    $i = 8;
    foreach($images as $key => $image)
        {
        echo "<article class='content_img'>";
        echo '<figure><img src="' . $image['image'] . '" width="75" height="75" alt="" /></figure>';
        if ($select !== $i)
            {
            $select.= "<p><input name='$choix' class='textfield' type='text' size='20' maxlength='60'></p>";
            }

        echo "</article>";
        }

    return $select;
    }

function displayReponse($choix)
    {
    global $errors, $reponses;
    $mot = $reponses[$choix]['mot']['image'];
    $reponse_class = 'ok';
    $resultat = '';
    if (array_key_exists($choix, $errors))
        {
        $reponse_class = 'error';
        $resultat = " => " . $reponses[$choix]['reponse'];
        }

    $reponse = '<li class="' . $reponse_class . '">';
    $reponse.= '<span style="font-size:1.3em;" class="reponse">' . htmlspecialchars($_POST[$choix]) . '</span>
            <span style="margin-left:1%;font-size:1.3em;"">' . $mot . '</span>';
    $reponse.= ' <span style="color:red;font-size:1.3em;margin-left:5%;"" class="resultat">' . $resultat . '</span> ';
    $reponse.= '</li>';
    return $reponse;
    }

$form_ok = false;
$reponses = array(
    'chx_0' => array(
        'mot' => 'une',
        'reponse' => 'douche',
        'image' => 'img/douche.gif'
    ) ,
    'chx_1' => array(
        'mot' => 'une',
        'reponse' => 'poubelle',
        'image' => 'img/poubelle.gif'
    ) ,
    'chx_2' => array(
        'mot' => 'une',
        'reponse' => 'souris',
        'image' => 'img/souris.gif'
    ) ,
    'chx_3' => array(
        'mot' => 'une',
        'reponse' => 'soupe',
        'image' => 'img/soupe.gif'
    ) ,
    'chx_4' => array(
        'mot' => 'un',
        'reponse' => 'couteau',
        'image' => 'img/couteau.gif'
    ) ,
    'chx_5' => array(
        'mot' => 'un',
        'reponse' => 'tournevis',
        'image' => 'img/tournevis.gif'
    ) ,
    'chx_6' => array(
        'mot' => 'un',
        'reponse' => 'journal',
        'image' => 'img/journal.gif'
    ) ,
    'chx_7' => array(
        'mot' => 'une',
        'reponse' => 'carre-rouge',
        'image' => 'img/carré-rouge.gif'
    )
);

if (isset($_POST['correction']) && $_POST['correction'] === 'correction')
    {
    $empty = false;
    foreach($reponses as $key => $value)
        {
        if (empty($_POST[$key]))
            {
            $empty = true;
            }
        }

    if ($empty)
        {
        $msg = '<p>Veuillez cochez toutes les cases !</p>';
        echo $msg;
        }
      else
        {
        $form_ok = true;
        $errors = array();
        foreach($reponses as $key => $value)
            {
            if ($_POST[$key] == $value['reponse'])
                {
                $errors[$key] = htmlspecialchars($_POST[$key]);
                }
            }
        }
    }

?>
    <?php

if (!$form_ok)
    { ?>
            <form action="" method="POST" />
            
            <?php
    foreach($reponses as $choix => $reponse)
        {
        if ($choix !== $reponse)
            {
            echo displaySelectReponse($choix, $reponse['mot']);
            break;
            }
        }

?>
            <input class="correction_center" type="submit" name="correction" value="correction"/>
            </form>
            <?php
    }


  else
	{ ?>
            <p style="text-align:center;padding:4% 0 0 0;font-size:1.6em;font-weight:bold;display:block;" >Corrigé de l'exercice :</p>
            <div class="blc_reponses">
              <ol style="text-align:left;" class="reponses">
                <?php
	foreach($reponses as $choix => $value)
		{
		echo displayReponse($choix);
		} ?>
              </ol>
              <h2 style="display:inline-block;">Bonnes réponses :</h2>
              <p><?php
	echo count($reponses) - count($errors); ?> / <?php
	echo count($reponses); ?></p>
            </div>
            <div class="main_sec" style="text-align:center;margin-left:-10px;"> <span><a href="exo_ou_1.php">REFAIRE L'EXERCICE</a></span> <span><a href="exo_ou_2.php">EXERCICE SUIVANT</a></span> </div>
            <?php
	} ?>