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Last active March 26, 2024 16:50
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Creating a “repeater meta-box” without a Plugin in WordPress
add_action('admin_init', 'gpm_add_meta_boxes', 2);
function gpm_add_meta_boxes() {
add_meta_box( 'gpminvoice-group', 'Custom Repeatable', 'Repeatable_meta_box_display', 'page', 'normal', 'default');
function Repeatable_meta_box_display() {
global $post;
$gpminvoice_group = get_post_meta($post->ID, 'customdata_group', true);
wp_nonce_field( 'gpm_repeatable_meta_box_nonce', 'gpm_repeatable_meta_box_nonce' );
<script type="text/javascript">
jQuery(document).ready(function( $ ){
$( '#add-row' ).on('click', function() {
var row = $( '.empty-row.screen-reader-text' ).clone(true);
row.removeClass( 'empty-row screen-reader-text' );
row.insertBefore( '#repeatable-fieldset-one tbody>tr:last' );
return false;
$( '.remove-row' ).on('click', function() {
return false;
<table id="repeatable-fieldset-one" width="100%">
if ( $gpminvoice_group ) :
foreach ( $gpminvoice_group as $field ) {
<td width="15%">
<input type="text" placeholder="Title" name="TitleItem[]" value="<?php if($field['TitleItem'] != '') echo esc_attr( $field['TitleItem'] ); ?>" /></td>
<td width="70%">
<textarea placeholder="Description" cols="55" rows="5" name="TitleDescription[]"> <?php if ($field['TitleDescription'] != '') echo esc_attr( $field['TitleDescription'] ); ?> </textarea></td>
<td width="15%"><a class="button remove-row" href="#1">Remove</a></td>
else :
// show a blank one
<input type="text" placeholder="Title" title="Title" name="TitleItem[]" /></td>
<textarea placeholder="Description" name="TitleDescription[]" cols="55" rows="5"> </textarea>
<td><a class="button cmb-remove-row-button button-disabled" href="#">Remove</a></td>
<?php endif; ?>
<!-- empty hidden one for jQuery -->
<tr class="empty-row screen-reader-text">
<input type="text" placeholder="Title" name="TitleItem[]"/></td>
<textarea placeholder="Description" cols="55" rows="5" name="TitleDescription[]"></textarea>
<td><a class="button remove-row" href="#">Remove</a></td>
<p><a id="add-row" class="button" href="#">Add another</a></p>
add_action('save_post', 'custom_repeatable_meta_box_save');
function custom_repeatable_meta_box_save($post_id) {
if ( ! isset( $_POST['gpm_repeatable_meta_box_nonce'] ) ||
! wp_verify_nonce( $_POST['gpm_repeatable_meta_box_nonce'], 'gpm_repeatable_meta_box_nonce' ) )
if (!current_user_can('edit_post', $post_id))
$old = get_post_meta($post_id, 'customdata_group', true);
$new = array();
$invoiceItems = $_POST['TitleItem'];
$prices = $_POST['TitleDescription'];
$count = count( $invoiceItems );
for ( $i = 0; $i < $count; $i++ ) {
if ( $invoiceItems[$i] != '' ) :
$new[$i]['TitleItem'] = stripslashes( strip_tags( $invoiceItems[$i] ) );
$new[$i]['TitleDescription'] = stripslashes( $prices[$i] ); // and however you want to sanitize
if ( !empty( $new ) && $new != $old )
update_post_meta( $post_id, 'customdata_group', $new );
elseif ( empty($new) && $old )
delete_post_meta( $post_id, 'customdata_group', $old );
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vinay123456 commented Feb 17, 2024

It seems like you are mentioning that you've created repter code for an "without plugin", aligning with your business logic and client requirements. If you're looking for someone to connect with you or discuss your work, you might want to reach out through the provided website link (
**connct with skype **

If you have any specific questions or if there's something specific you'd like assistance with regarding your custom code or any related topic, feel free to provide more details, and I'll do my best to help within the scope of my capabilities.

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this is copy pase code becasue gpm is clinet project . this is written by Me in last 10 yeare ago. i am added in stackflow profile. make your self logic

Hi @vinay123456 , Yes this was copied from stackovflow I guess. I used to use this code in many projects frequently. So I created this gist to find this code quickly. Obviously I was making self logic on top of this code.

Thanks for sharing this code block.

thanks bro !
Data is not saved! How to save them as unserials.

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