newExposure

1. introduction:

   The newExposure is a tool for collecting exposure info in web page when user scroll the page.

   It can be used by passing a request URL or a callback function, and can be setted as doing once action or more.

2. usage:

   step 1: include the js file in your web page

   with npm:

   npm install --save newExposure

   then:

   import newExposure from 'newexposure'

   or.

   download in your local project manually

   then:

   <script src="js/newExposure.js"></script>

   step 2: call the following method when you need to add exposure:

   newExposure.pushListeningEle(ele, action, canRepeat)

   eg.

   newExposure.pushListeningEle(document.querySelector('#exp'), 'https://xxx.com/1.gif', false);

   or.

   newExposure.pushListeningEle(document.querySelector('#exp'), () => {
     console.log('showing...');
   }, true);