


How to Insert Multiple Form Inputs into a Database Using AJAX and PHP?
Dec 05, 2024 am 03:59 AMUsing Ajax and PHP to Insert Multiple Form Inputs into a Database
The provided form generates multiple input fields based on user selection. To submit this data to a database using Ajax, several steps are involved:
1. Generate Multiple Input Fields:
The PHP code generates multiple input fields using a loop, as shown in your example:
<?php $i = 1; while ($i <= $num_to_enter) { $form_output .= "First Name: <input>
2. Create an Ajax Function:
The JavaScript function captures the data from all input fields and sends it to the PHP script:
function MyFunction() { var i = 1; var x = $('#num_to_enter').val(); var data = ""; var errorMessage = false; // Check if all fields are filled while (i <= x) { var name = $('#fname' + i).val(); var lname = $('#lname' + i).val(); var email = $('#Email' + i).val(); if (name == "" || lname == "" || email == "") { errorMessage = true; } data += "fname[" + i + "]=" + name + "&lname[" + i + "]=" + lname + "&email[" + i + "]=" + email + "&"; i++; } if (!errorMessage) { $('#SuccessDiv').html('Entering Info. <img src="images/processing.gif" />'); $.ajax({ url: 'process.php', type: "POST", data: data, success: function(data) { window.setTimeout(function() { $('#SuccessDiv').html('Info Added!'); $('#data').css("display","block"); $('#data').html(data); }, 2000); } }); } else { alert('Please fill out all fields.'); } return false; }
3. Process the Ajax Request in PHP:
The process.php script receives the POST data and inserts it into the database:
<?php $i = 1; while ($i <= $_POST['num_to_enter']) { $fname = $_POST['fname[' . $i . ']']; $lname = $_POST['lname[' . $i . ']']; $email = $_POST['email[' . $i . ']']; // Execute INSERT query into database // Set $sql accordingly for your database syntax $i++; } ?>
4. Return a JSON Response:
After successfully inserting the data, the process.php script sends a JSON response to the Ajax function. This response can be used to display a success message, for example.
echo json_encode(array('success' => true)); ?>
5. Handle the JSON Response in the Ajax Function:
In the JavaScript Ajax function, the success method handles the JSON response from the PHP script:
success: function(data) { if (data.success) { // Display a success message } else { // Display an error message } }
By following these steps, you can successfully submit data from multiple form inputs to a database using Ajax and PHP.
The above is the detailed content of How to Insert Multiple Form Inputs into a Database Using AJAX and PHP?. For more information, please follow other related articles on the PHP Chinese website!

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