add remove input fields dynamically using jquery

August 22, 2018 XpertPhp

In this article, you can read more about how to add remove input fields dynamically using jquery. if you want to add or remove input fields dynamically then you can see the following example.

sometimes we need to add bulk data. eg. education data. so here we are taking one input box and explaining you through a simple example.

max_fields: The maxField variable is the maximum number of input fields that will be added.
wrapper: The wrapper variable selects the parent element of the input fields.
add_button: The addButton variable will select the add button element.
remove_field: The user click on remove button then will be removed input field.

<?php
if(isset($_POST['btnSubmit'])){
	$name = $_POST['name'];
	echo "<pre>";
	print_r($name);
	echo "</pre>";
}
?>
<!DOCTYPE html>
<html lang="en">
<head>
  <title>add remove input fields dynamically using jquery - XpertPhp<title>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css">
  <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
  <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/js/bootstrap.min.js"></script>
  <script>
	$(document).ready(function() {
		var max_fields      = 10; //maximum input boxes allowed
		var wrapper         = $(".input_fields_wrap"); //Fields wrapper
		var add_button      = $(".add_field_button"); //Add button ID

		var x = 1; //initlal text box count
		$(add_button).click(function(e){ //on add input button click
			e.preventDefault();
			if(x < max_fields){ //max input box allowed
				x++; //text box increment
				$(wrapper).append('<div><input type="text" placeholder="Enter Name" name="name[]"/>&nbsp;<a href="#" class="remove_field btn btn-danger btn-sm">Remove</a></div>'); //add input box
			}
		});

		$(wrapper).on("click",".remove_field", function(e){ //user click on remove text
			e.preventDefault(); $(this).parent('div').remove(); x--;
		})
	});
  </script>
</head>
<body>
<div class="container">
	<form class="form-inline" method="post">
		<div class="input_fields_wrap">	
			<div><input type="text" placeholder="Enter Name" name="name[]">&nbsp;<button class="add_field_button btn btn-primary btn-sm">Add More Fields</button></div>
		</div>
		<button type="submit" name="btnSubmit" class="btn btn-default">Submit</button>
	</form>
</div>
</body>
</html>

<?php

if(isset($_POST['btnSubmit'])){

$name = $_POST['name'];

echo "<pre>";

print_r($name);

echo "</pre>";

}

<!DOCTYPE html>

<head>

<title>add remove input fields dynamically using jquery - XpertPhp<title>

$(document).ready(function() {

var max_fields = 10; //maximum input boxes allowed

var wrapper = $(".input_fields_wrap"); //Fields wrapper

var add_button = $(".add_field_button"); //Add button ID

var x = 1; //initlal text box count

$(add_button).click(function(e){ //on add input button click

e.preventDefault();

if(x < max_fields){ //max input box allowed

x++; //text box increment

$(wrapper).append('<div><input type="text" placeholder="Enter Name" name="name[]"/> <a href="#" class="remove_field btn btn-danger btn-sm">Remove</a></div>'); //add input box

}

});

$(wrapper).on("click",".remove_field", function(e){ //user click on remove text

e.preventDefault(); $(this).parent('div').remove(); x--;

})

});

</script>

</head>

<body>

<div><input type="text" placeholder="Enter Name" name="name[]"> <button class="add_field_button btn btn-primary btn-sm">Add More Fields</button></div>

</div>

<button type="submit" name="btnSubmit" class="btn btn-default">Submit</button>

</form>

</div>

</body>

</html>

Demo

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