<select id="languageselector" onChange='showSelected(this.value)'>
    <option value="">Pick A language</option>
    @foreach($reviewForm_language as $lang)
     <option value="{{$lang->name}}">{{$lang->name}}</option>
    @endforeach
</select>

<script type="text/javascript">
    function showSelected(val)
    {
        document.getElementById('selectedResult').innerHTML =  val;
    }
</script>

<div id='selectedResult'></div>

<?php
$val = "<div id='selectedResult'></div>";
?>