<html><head>
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js"></script>
<script src="http://www.x-non.com/json/jquery.json-2.4.min.js"> </script>
<title>circumvent max_input_vars limit in PHP</title></head>
<body>
<a href="max_input_vars3.php">restart</a><br>
<?php
if(!empty($_REQUEST)) {
    echo count($_REQUEST,1)." num request variables
    <pre>";

    if(isset($_REQUEST['serialized_data'])){
        #var_export($_REQUEST['serialized_data']);
        $params=json_decode(urldecode($_REQUEST['serialized_data']),true);
        echo count($params,1)." serialized variables:";
        var_export($params);
    }else var_export($_REQUEST);
    echo "</pre>";
}else {
    ?><h1>visible post form 1</h1>
    <form method="post" id="f" action=""><?
        for($i=0;$i<10;$i++) echo '<input type="hiddden" value="v'.$i.'<" name="v'.$i.'">';
        ?><input type="submit" name="sadosa">
    </form>
    <h1>hidden form 2 1100 vars</h1>
    <form method="post" id="f2">
        <input type="text" value="v&quot;a" name="somequote"><?
        for($i=0;$i<1100;$i++) echo '<input type="hidden" value="v'.$i.'" name="v'.$i.'">';
        ?><textarea name="bla">blubb</textarea>
<select name="bla"><option>test</select>
<input type="submit">
    </form>
    <h1>multidimensional form</h1>
    <form method="post" id="m"><?
        for($i=0;$i<5;$i++){
            for($k=0;$k<2;$k++){
                echo '<input type="hidden" value="m'.$i.'_'.$k.'" name="m['.$i.']['.$k.']">';
            }
        }?><input type="submit">
    </form>
    <h1>get form</h1>
    <form method="get" id="g"><?
        for($i=0;$i<10;$i++) echo '<input type="hidden" value="v'.$i.'" name="v'.$i.'">';
        ?><input type="submit">
    </form>
    <?


}
?>
    <script>
$.fn.serializeObject = function(){
    var o = {};
    var a = this.serializeArray();
    $.each(a, function() {
        if (o[this.name]) {
            if (!o[this.name].push) {
                o[this.name] = [o[this.name]];
            }
            o[this.name].push(this.value || '');
        } else {
            o[this.name] = this.value || '';
        }
    });
    return o;
};
    // this disables all form elements and creates only one new element that contains all data serialized
    $('form[method=post]').click(function() {
        var data = "" + $.toJSON($(this).serializeObject());
        var num_form_elements=$(this).find('input, select, textarea').not('[type="submit"]').length;
        var num_elements_already_disabled=$(this).find('input:disabled, select:disabled, textarea:disabled').length;
        $(this).find('input, select, textarea').not('[type="submit"]').attr("disabled", true);
        $(this).append('    <input type="hidden" name="num_form_elements" value="'+num_form_elements+'">');  // to mark request
        $(this).append('    <input type="hidden" name="num_elements_already_disabled" value="'+num_elements_already_disabled+'">');  // to mark request
        $(this).append('    <textarea style="display:none" name="serialized_data">'+data+'</textarea>'); // maybe .replace(/</g,'&lt;')

    });
    </script>
</body></html><?