After the Success of the Check in, the Page should re-load and make sure that its been checked in.

Steps:
  1. Open your SharePoint site and add a CEWP.

  2. Then Copy the below Code and call this function on button click.
  1. <script type="text/javascript">
  3. function checkIn_Success(sender, args)
  4. {
  5. window.location.reload();
  6. }
  7. function checkIn_fail(sender, args)
  8. {
  9. alert('Checkin Failed');
  10. }
  11. function checkIn()
  12. {
  13. var ctx = SP.ClientContext.get_current();
  14. var web = ctx.get_web();
  15. var page = web.getFileByServerRelativeUrl(window.location.pathname);
  17. var listItem = page.get_listItemAllFields();
  18. //We can set any value to any of the property by the below lines.
  19. //listItem.set_item('PublishingPageContent', '{Updated with ECMA}');
  20. listItem.update();
  22. page.checkIn();
  23. page.publish();
  24. ctx.executeQueryAsync(Function.createDelegate(this, checkIn_Success),Function.createDelegate(this, checkIn_fail));
  25. }
  26. </script>
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