v3.2

check user share webpage to facebook

  <div id="all">
    <div class="share_fb">click me to share.</div>
    <br>
    <br>
    <br>
    <div id="result"></div>
  </div>
<script src="https://code.jquery.com/jquery-3.3.1.min.js"></script>
<script>
window.fbAsyncInit = function() {
    FB.init({
      appId      : '{{ id }}',
      xfbml      : true,
      version    : 'v3.2'
    });
    FB.AppEvents.logPageView();
    $(document).on('click','.share_fb',function(){
        FB.ui({
            method: 'share',
            title: 'title Test',
            description: 'to next step after share',
            href: '{{ your webpage url }}',
          },
          function(response) {
            if (response && !response.error_code) {
              $('#result').text('share completed.')
            } else {
              $('#result').text('share failed.');
            }
        });
    });
  };

  (function(d, s, id){
     var js, fjs = d.getElementsByTagName(s)[0];
     if (d.getElementById(id)) {return;}
     js = d.createElement(s); js.id = id;
     js.src = "https://connect.facebook.net/en_US/sdk.js";
     fjs.parentNode.insertBefore(js, fjs);
   }(document, 'script', 'facebook-jssdk'));
</script>