javascript - Text input from jquery not working -

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hi have script appends set of constant string textarea works fine if click button first input text on textarea, button not append constant string on textarea if clicked again

here code click event:

    $("#apply").on("click",function() {         var  orange = $("#agent_option").val(),           lock = $("#agent_disallowed").val();          $("#textareafixed").html(orange + " " + lock );     });

and here html form:

<label for="agent_option" class="control-label">user-agent :</label></div>             <div class="col-md-6">              <select id="agent_option" class="form-control input-sm">                 <option value="all">all</option>                 <option value="banana">banana</option>                 <option value="apple">apple</option>                 <option value="melon">melon</option>                 <option value="lynx">lynx</option>                 <option value="liger">liger</option>              </select>             </div> <div class="row">                 <div class="col-md-4">                 <label for="ax_disallowed" class="control-label">disallow :</label></div>                 <div class="col-md-6">                  <input class="form-control input-sm" id="ax_disallowed" type="text" value="<?=ax_default_disallow;?>">                 </div>             </div>     <div class="row">    <div class="col-md-4">     <button id="apply" class="btn btn-default">register player</button>    </div>

this textarea:

<form  method="post" class="form-login">               <div class="form-group">                 <textarea name="new_config" class="form-control" id="textareafixed" cols="60" rows="16"><?=file_get_contents($open); ?></textarea>               </div>              </form>

please me tried google found irrelevant results. guys hope :(

change .html(...) .val(...)

$("#apply").on("click",function() {     var orange = $("#agent_option").val(),         lock = $("#ax_disallowed").val();      $("#textareafixed").val(orange + " " + lock ); });

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