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<!DOCTYPE html> <html> <head> <title>Type Checking Syntax Example</title> <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script> <script> $(document).ready(function(){ var number = 5; var func = function(){}; var object = {name: "John", age: 30}; console.log($.isFunction(func)); // true console.log($.isNumeric(number)); // true console.log($.isPlainObject(object)); // true }); </script> </head> <body> </body> </html>
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