Underscore.js _.propertyOf() Function

Last Updated : 1 Aug, 2023
The _.propertyOf() function is the inverse of _.property() function. This function takes an object as an argument and returns a function that will return the value of a provided property. Syntax: 
_.propertyOf( object )
Parameters: This function accepts one parameter as mentioned above and described below:
  • object: This parameter holds the value of object that function need to be return.
Return Value: It returns the property of an object. Example 1: html 
<!DOCTYPE html>
<html>

<head>
    <script type="text/javascript" src=
"https://cdnjs.cloudflare.com/ajax/libs/underscore.js/1.9.1/underscore-min.js">
    </script>
</head>

<body>
    <script type="text/javascript">

        var info = {
            Company: 'GeeksforGeeks',
            Address: 'Noida',
            Contact: '+91 9876543210'
        };

        console.log(_.propertyOf(info)('Company'));
    </script>
</body>

</html>
Output: Example 2: html 
<!DOCTYPE html>
<html>

<head>
    <script type="text/javascript" src=
"https://cdnjs.cloudflare.com/ajax/libs/underscore.js/1.9.1/underscore-min.js">
    </script>
</head>

<body>
    <script type="text/javascript">

        var info = {
            Company: { name: 'GeeksforGeeks' },
            Contact: { Address: 
                { AddressInfo: 'Noida', ContNo: '+91 9876543210' } }
        };

        console.log(_.propertyOf(info)('Company', 'name'));
        console.log(_.propertyOf(info)('Contact', 'Address', 'AddressInfo'));
    </script>
</body>

</html>
Output:
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