开源pull-to-reload－网页端实现下拉刷新开源库

   <h2>:point_up: :point_down: pull-to-reload</h2>    <p>This is a pull to refresh implementation for the web. Designed to work with both mobile and desktop devices. Fits nicely with web-apps or single-page applications (SPA). <em>Configurable to the seventh degree.</em></p>    <h2>:cactus: Preview</h2>    <p style="text-align: center;"><img src="https://simg.open-open.com/show/17312ee427a8fea8c315be282ff27482.gif"></p>    <h3>Demo:</h3>    <p><a href="/misc/goto?guid=4959740429524392797" rel="nofollow,noindex">https://erlendellingsen.github.io/pull-to-reload/</a></p>    <h2>Install</h2>    <h3>NPM (Recommended)</h3>    <p>npm install pull-to-reload</p>    <h3>Direct ( <a href="/misc/goto?guid=4959740429616285926" rel="nofollow,noindex">Download</a> )</h3>    <p>Add pull-to-reload.js to your project.</p>    <h2>:herb: Usage</h2>    <p>Quick example:</p>    <p>Html</p>    <pre>  <div id="ptr">      ...  </div>    <div id="content">      Lorem ipsum dolor sit amet, consectetur adipisicing elit. Dolores doloribus harum sed odit optio, fuga nam modi quod beatae? Tempore sunt molestiae, soluta quas unde exercitationem, modi accusamus pariatur reiciendis!  </div></pre>    <p>Javascript</p>    <pre>  $(document).ready(function(){      var ptr = new PullToReload({           'callback-loading': function(){              setTimeout(function(){                  ptr.loadingEnd();              }, 5000);          }      });  });</pre>    <p>Available options:</p>    <pre>  this.opts = {          'refresh-element': 'ptr', //Required          'content-element': 'content', //Required          'border-height': 1,          'height': 80,          'font-size': '30px',          'threshold': 20,          'pre-content': '...',          'loading-content': 'Loading...',          'callback-loading': function(){ setTimeout(function(){ self.loadingEnd(); }, 1000); } //Required      }</pre>    <h2>:paperclip: Dependencies</h2>    <p><em>None</em> :fire:</p>    <h2>�� Contributors</h2>    <ul>     <li>NathanHeffley</li>    </ul>    <h2>:muscle|type_4: Contribute</h2>    <p>If you'd like to contribute to this project you can do so by creating a <em>fork</em> and send in a <em>pull-request</em> .</p>    <p>Make sure to write detailed comments and state your changes when sending in a PR. Keep the code style equal to the current.</p>    <p>Contributions are very much appreciated :heart_eyes: !</p>    <h2>License</h2>    <p>As most of my other projects, this project is licensed as <strong>MIT</strong> .</p>    <p> </p>    <p> </p>    <p> </p>