Getting Checkbox Values in jQuery

by Vincy. Last modified on July 12th, 2022.

In HTML Form, the dropdown, checkbox type fields have an array of values. In this post, we are going to see how to get the array of selected values from these form fields using jQuery.

In this example, we are using jQuery each() to get each checked value in an array. Then these array values will be shown using a Javascript alert box. This will be used to validate the checkbox field.

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Creating HTML Form with Checkboxes

This HTML shows a form containing a list of languages with checkbox field.


<form name="matching_Form" id="matching_Form" action="" method="post">
	<table border="0" cellpadding="10" cellspacing="1" width="500"
		<tr class="tableheader">
			<td>Languages Known</td>
		<tr class="tablerow">
			<td><input type="checkbox" name="language" id="language1"
				value="English">English<br /> <input type="checkbox" name="language"
				id="language2" value="French">French<br /> <input type="checkbox"
				name="language" id="language3" value="German">German<br /> <input
				type="checkbox" name="language" id="language4" value="Latin">Latin<br />
		<tr class="tableheader">
			<td><input id="btnSubmit" type="button" value="Submit" /></td>

Getting Checked Values using jQuery

This jQuery script is used to get the checked value from the form checkbox field using jQuery each(). Using this jQuery function it runs a loop to get the checked value and put it into an array. Then the selected values with the count will be shown using an alert box.

$(document).ready(function() {
	$("#btnSubmit").click(function() {
		var selectedLanguage = new Array();
		$('input[name="language"]:checked').each(function() {
		alert("Number of selected Languages: " + selectedLanguage.length + "\n" + "And, they are: " + selectedLanguage);

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Written by Vincy, a web developer with 15+ years of experience and a Masters degree in Computer Science. She specializes in building modern, lightweight websites using PHP, JavaScript, React, and related technologies. Phppot helps you in mastering web development through over a decade of publishing quality tutorials.

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