jQuery isArray() examples

jQuery isArray() function is used to determine whether the argument is an array.

Syntax

jQuery.isArray( obj )
obj - Object to test whether or not it is an array.

Example

<!doctype html>
<html lang="en">

<head>
    <meta charset="utf-8">
    <title>jQuery.isArray demo</title>
    <script src="https://code.jquery.com/jquery-3.4.1.js"></script>
</head>

<body>

    Is [] an Array? <b id="b1"></b> <br> fruits an Array? <b id="b2"></b><br> obj an Array <b id="b3"></b>

    <script>
        $("#b1").append("" + $.isArray([]));

        var fruits = ["Banana", "Orange", "Apple", "Mango"];
        $("#b2").append("" + $.isArray(fruits));

        var obj = {};
        $("#b3").append("" + $.isArray(obj));
    </script>

</body>

</html>
Output:
Is [] an Array? true 
fruits an Array? true
obj an Array false

References



Related JavaScript Source Code Examples

Adding a Method to a JavaScript Object Create JavaScript Object Using ES 6 Class Create JavaScript Object Using Object.create() method Create JavaScript Object using Constructor Function Create JavaScript Object using Object Literal Example Iterate over Properties of a JavaScript Object Example Delete Property of JavaScript Object Example Add Properties to JavaScript Object Example JavaScript Sequential Search Algorithm Example JavaScript Selection Sort Algorithm Example JavaScript Quick Sort Algorithm Example JavaScript Merge Sort Algorithm Example Find Min Value of an Array in JavaScript Find Max Value of an Array in JavaScript JavaScript Properties Best Practices JavaScript Variables Best Practices JavaScript Arrays Best Practices JavaScript Objects Best Practices JavaScript JSON.stringify() Example JavaScript JSON.parse() Example JavaScript SessionStorage Methods with Examples JavaScript LocalStorage Methods with Examples Lodash _.keys() and _.values() Example Lodash String Case Method Examples Lodash _.sum Method Example Lodash _.min and _.max() Methods Example Lodash _.range Method Example Lodash _.delay Method Example Lodash _.times Method Example Lodash _.shuffle() Method Example Lodash _.reduce Method Example Lodash _.keyBy Method Example Lodash _.random() Method Example Lodash _.slice() Method Example Lodash _.chunk() Method Example Lodash _.find Method Example Lodash _.first() and _.last() Method Examples Lodash _.assign Method Example SessionStorage.key JavaScript Example SessionStorage.clear JavaScript Example SessionStorage.removeItem JavaScript Example SessionStorage.getItem JavaScript Example SessionStorage.setItem JavaScript Example LocalStorage.key JavaScript Example LocalStorage.clear JavaScript Example LocalStorage.removeItem JavaScript Example LocalStorage.getItem JavaScript Example LocalStorage.setItem JavaScript Example

Comments

Post a Comment