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Textarea met variabele hoogte

PHP versie: n.v.t

Javascript: MooTools Framework

Broncode


Deprecated: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in /home/jorendew/phphulp/inc/class.ubb.php on line 100

Deprecated: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in /home/jorendew/phphulp/inc/class.ubb.php on line 106

Deprecated: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in /home/jorendew/phphulp/inc/class.ubb.php on line 112

Deprecated: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in /home/jorendew/phphulp/inc/class.ubb.php on line 119

Deprecated: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in /home/jorendew/phphulp/inc/class.ubb.php on line 120

Deprecated: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in /home/jorendew/phphulp/inc/class.ubb.php on line 121

Deprecated: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in /home/jorendew/phphulp/inc/class.ubb.php on line 199

Deprecated: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in /home/jorendew/phphulp/inc/class.ubb.php on line 287

Deprecated: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in /home/jorendew/phphulp/inc/class.ubb.php on line 288

Deprecated: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in /home/jorendew/phphulp/inc/class.ubb.php on line 289

Deprecated: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in /home/jorendew/phphulp/inc/class.ubb.php on line 290

Deprecated: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in /home/jorendew/phphulp/inc/class.ubb.php on line 291
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<?php
ini_set
('display_errors''On');
error_reporting(E_ALL);

?>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <title>PHPtuts.nl - PHP Snippets - Textarea met variabele hoogte</title>
    
    <link rel="stylesheet" href="../../styles/default.css" type="text/css" media="screen" />
    <link rel="stylesheet" href="../../styles/ubb.css" type="text/css" media="screen" />
    
    <script type="text/javascript" src="../../inc/mootools.js"></script>
    <script type="text/javascript">
    function substr_count(haystack, needle, offset, length ) 
    {
        var pos = 0, cnt = 0;
     
        if(isNaN(offset)) offset = 0;
        if(isNaN(length)) length = 0;
        offset--;
     
        while( (offset = haystack.indexOf(needle, offset+1)) != -1 )
        {
            if(length > 0 && (offset+needle.length) > length)
            {
                return false;
            }
            else
            {
                cnt++;
            }
        }
        return cnt;
    }
    
    function updateTextarea ()
    {
        var iRegels = substr_count($('voorbeeld').value, '\n');
        if(iRegels > 5)
        {
            $('voorbeeld').setStyle('height', 17 * iRegels);
        }
        else
        {
            $('voorbeeld').setStyle('height', 102);
        }
    }
    
    window.addEvent('domready', function ()
    {
        updateTextarea();
        $('voorbeeld').addEvent('keyup', updateTextarea);
    });
    </script>
</head>
<body>
    <div id="wrap">
        <p class="none small align-right"><a href="/codeSnippets/">&lt;-- Terug naar Snippets</a></p>
        <h1>Textarea met variabele hoogte</h1>
        <div id="info">
            <p>PHP versie: n.v.t</p>
            <p>Javascript: <a href="http://www.mootools.net" target="_blank">MooTools Framework</a></p>
        </div>
        
        <form method="post" action="#">
            <label class="field">Variabele textarea</label>
            <textarea name="voorbeeld" id="voorbeeld" class="none" cols="50"></textarea>
        </form>
                
        <?php        
        
// Weergeven broncode
        
define('FILE'__FILE__);
        require_once(
'../broncode.php');
        
?>
    </div>    

<!-- Google analytics (geen onderdeel van script) -->
<script type="text/javascript" src="/inc/ga1.js"></script>
<script type="text/javascript" src="/inc/ga2.js"></script>

</body>
</html>