How to disable copying text on blogger blogs?

✪ Steps to implement to Blogger (Disable Copying Text):

• Go to Blogger Dashboard and select the blog where you would like to implement the code.
• Go to Layout 
• Then click on Add a Gadget 
• Select "HTML/JavaScript

• Paste the following code in the blank box:

➧ Code :

<script src='demo-to-prevent-copy-paste-on-blogger_files/googleapis.js'></script> <script type='text/javascript'> if (typeof document.onselectstart!="undefined" ) { document.onselectstart=new Function ("return false" ); } else { document.onmousedown=new Function ("return false" ); document.onmouseup=new Function ("return true" ); } </script>

➧ View on YouTube :