php - How to GET values from Bootstrap Modal form? -

i have used bootstrap modal form , trying values using 'get' method way not working. can tell me how using ajax. if possible without ajax ,that helpfull me.

<div class='modal fade' id='editbuttonmodal' role='dialog'> <div class='modal-dialog'>    <div class='modal-content' >        <div class='modal-header'>         <button type='button' class='close' data-dismiss='modal'>&times;</button>         <h4 style="color:red; text-align:center">my article</h4>       </div>        <div class='modal-body'>            <form role='form_edit' action="addarticle.php" method="get">                <div class="form-group">                 <label for="title" >title</label>                 <input type="text"  class="form-control" id="titleid" name='tit' placeholder="enter title of article">               </div>                <div class="form-group">                 <label for="articlecontent">your thoughts!</label>                 <textarea class="form-control" rows='10' id="artclecontentid"></textarea>               </div>                <button type="submit" class="btn btn-default btn-success btn-block" >submit</button>            </form>        </div>    </div>  </div> </div> 

php file:

echo "hello world" echo $_get['tit'] 

it error in php file. lost semicolons.

it should be:

echo "hello world"; echo $_get['tit'];