<script src="http://code.jquery.com/jquery-latest.min.js" type="text/javascript"></script> <script> $(document).ready(function(e) { $('#metin').on('keyup',function(){ var yazilan = $(this).val(); yeni = yazilan.replace('görmek','bakmak'); $("#metin").val(yeni); }); }); </script> <form action="" method="post"> <textarea name="metin" id="metin" rows="10" cols="80"></textarea> <input name="gonder" value="Gönder" type="submit"> </form>
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