자바스크립트 동시 입력이 왜 안될까요? 채택완료

</p>

<p><script src="<a href="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>" target="_blank" rel="noopener noreferrer">https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script></a></p>

<p><script type="text/javascript"></p>

<p>$(document).ready(function(){</p>

<p>    $("#costomerPrice").keyup(function(){

        $("#price").text($("#costomerPrice").val());

    });</p>

<p>});</p>

<p></script></p>

<p> </p>

<p> </p>

<p><form name="myform" action="**" method="post"  enctype="multipart/form-data" onSubmit="return formsubmit();">

 

<input type="text" name="costomerPrice" id="costomerPrice" value=""  class="input" style="width:80px;"    />

<input type="text" name="price" value="" id="price" class="input" style="width:80px;"  /></p>

<p> </p>

<p> </p>

<p>