JQuery | isPlainObject() Method

JQuery | isPlainObject() Method

Last Updated : 30 Apr, 2020

This isPlainObject() Method in jQuery is used to check to see if an object is a plain object. Syntax:

jQuery.isPlainObject( obj )

Parameters: This method accept a single parameter that is mentioned above and described below:

obj: This parameter holds the object that will be checked to see if it's a plain object.

Return Value: It returns the boolean value. Below examples illustrate the use of isPlainObject() method in jQuery: Example 1: In this example, the isPlainObject() method checks an object to see if it's a plain object.

html

<!DOCTYPE html>
<html>

<head>
    <meta charset="utf-8">
    <title>JQuery | isPlainObject() method</title>
    <script src=
"https://code.jquery.com/jquery-3.4.1.js">
    </script>

</head>

<body style="text-align:center;">

    <h1 style="color: green"> 
        GeeksforGeeks 
    </h1>

    <h3>JQuery | isPlainObject() method</h3>
    <b>Whether '{}' is a Plain Object : </b>
    <p></p>

    <script>
        $("p").append("" + $.isPlainObject({}));
    </script>
</body>

</html>

Output:

Example 2: In this example, the isPlainObject() method also checks an object to see if it's a plain object.

html

<!DOCTYPE html>
<html>

<head>
    <meta charset="utf-8">
    <title>JQuery | isPlainObject() method</title>
    <script src=
"https://code.jquery.com/jquery-3.4.1.js">
    </script>

</head>

<body style="text-align:center;">

    <h1 style="color: green"> 
        GeeksforGeeks 
    </h1>

    <h3>JQuery | isPlainObject() method</h3>
    <p id="geek1">
      Whether 'document.location' is a Plain Object: 
    </p>
    <p id="geek2">Whether String is a Plain Object: 
    </p>
    <script>
      
        // Document.location
        $("#geek1").append("" + $.isPlainObject(document.location));
      
        // string = "Shubham_Singh"
        $("#geek2").append("" + $.isPlainObject("Shubham_Singh"));
    </script>
</body>

</html>

Output:

JQuery | isPlainObject() Method

S

SHUBHAMSINGH10

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