Underscore.js _.isRegExp() Function

Underscore.js _.isString() Function

Last Updated : 01 Aug, 2023

The _.isString() function is used to check whether the given object element is string or not. Syntax:

_.isString( object )

Parameters: This function accepts single parameter as mentioned above and described below:

object: It contains the value of object that need to be check whether it is an string or not.

Return Value: It returns a Boolean value True if given object element is string, False otherwise. 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(_.isString(info));

        var str = 'GeeksforGeeks';
        console.log(_.isString(str));
    </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">

        console.log(_.isString(true));
        console.log(_.isString(10));
        console.log(_.isString('GeeksforGeeks'));
        console.log(_.isString("20"));
    </script>
</body>

</html>

Output:

Underscore.js _.isRegExp() Function

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