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<!DOCTYPE html> <html> <head> <title>Checking for Document Objects Example</title> <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script> <script> $(document).ready(function(){ var doc = document; var notDoc = {name: "John"}; console.log($.isDocument(doc)); // true console.log($.isDocument(notDoc)); // false }); </script> </head> <body> </body> </html>
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