jquery文件冲突

<script src="prototype.js"></script>
<script src="jquery.js"></script>
<script>
  var jq = jQuery.noConflict();
  jq(document).ready(function() {
    jq("button").click(function() {
      jq("p").text("Hello, World!");
    });
  });
</script>

<script src="prototype.js"></script>
<script src="jquery.js"></script>
<script>
  (function($) {
    $(document).ready(function() {
      $("button").click(function() {
        $("p").text("Hello, World!");
      });
    });
  })(jQuery);
</script>

<script data-main="main" src="require.js"></script>

// main.js
require(['jquery', 'prototype'], function($, Prototype) {
  $(document).ready(function() {
    $("button").click(function() {
      $("p").text("Hello, World!");
    });
  });
});