kingjmaningo

<!-- Image preview Script -->
<script>
	jQuery(document).ready(function($){
     function imagePreview(uploader) {
	        if (uploader.files && uploader.files[0]) {
	            $("#display-upload-image").attr("src", window.URL.createObjectURL(uploader.files[0]));
	        }
	    }
		$("#sample_image").change(function() {
	        imagePreview(this);

kingjmaningo

<?php
  if (isset($_GET['download-users'])) {
    global $wpdb;
    // Fetch data from a sepecific table(wp_users) from database 
    $query = $wpdb->get_results("SELECT * FROM `wp_users`"); 
    $filename = "wp_users_" . date('Y-m-d') . ".csv"; 
    $path = wp_upload_dir();   // or where ever you want the file to go
    $outstream = fopen( 'php://output', 'w' );
    $user_fields_csv = array('Row','ID','user_login','user_pass','user_email','user_registered');
    ob_end_clean();

kingjmaningo

<?php
global $wpdb;
// Fetch data from a sepecific table(wp_users) from database 
$get_users = $wpdb->get_results("SELECT * FROM `wp_users`"); 
//Sample output
Array
(
    [0] => stdClass Object
        (
            [ID] => 1

kingjmaningo

<?php
// add this filter to recognise meta key when you do your order query
add_filter( 'woocommerce_order_data_store_cpt_get_orders_query', 'my_function', 10, 2 );
function my_function( $query, $query_vars ) {
    if ( ! empty( $query_vars['_my_custom_order_meta'] ) ) {
        $query['meta_query'][] = array(
            'key' => '_my_custom_order_meta',
            'value' => esc_attr( $query_vars['_my_custom_order_meta'] ),
        );
    }

kingjmaningo

<?php
// Let's assume this is your main plugin file
register_activation_hook( __FILE__, array( 'YOURTEXTDOMAIN', 'function_to_call_upon_activation' ) );
//register_activation_hook( __FILE__, array ( $my_class, 'function_to_call') ); // If inside a Class

function function_to_call_upon_activation() {
  // Check PHP Version and deactivate & die if it doesn't meet minimum requirements.
    if ( version_compare( PHP_VERSION, '5.4', '<=' ) ) {
        deactivate_plugins( plugin_basename( __FILE__ ) );
        add_action( 'admin_notices', 'my_plugin_notice' );

kingjmaningo

<div class="input-group mb-3">
    <input type="text" class="form-control text-value" value="sample text here">
    <div class="input-group-append">
        <button class="btn btn-outline-secondary copy-url" type="button"><i class="fas fa-copy"></i></button>
    </div>
</div>

<script>
jQuery(document).ready(function($){
  $('.copy-url').click(function() {

kingjmaningo

<?php
add_action( 'admin_menu', 'my_admin_menu' );
function my_admin_menu() {
  add_menu_page(
    __( 'My page name', 'my-textdomain' ),
    __( 'My menu name', 'my-textdomain' ),
    'manage_options',
    'sample-page',
    'my_admin_page_contents',
    'dashicons-schedule',

kingjmaningo

<?php 
$time_start = 1619164800; //8:00:00 AM converted to integer
$time_end   = 1619197200; //5:00:00 PM converted to integer
$interval = 1800; // 30min interval in seconds
$x = 1;
for( $item_time = $time_start; $item_time < $time_end; $item_time += $interval ) {
  echo date('g:i a', $item_time); ?>
  $x++;
}
?>

kingjmaningo

<?php
// Create global variable for another db
add_action('init', 'get_certain_db');
function get_certain_db() {
  global $another_db;
  $another_db = new wpdb(USERNAME, PASSWORD, DATABASE_NAME, HOSTNAME);
}

// Example #1 Get taxonomies from another db
function listing_cat_list() {

kingjmaningo

<?php
register_activation_hook( __FILE__, array( 'SAMPLE_CLASS', 'plugin_activated' ) );
class SAMPLE_CLASS {
  public function plugin_activated() {
    $add_custom_table = $wpdb->prefix . 'table_name';
    if($wpdb->get_var("SHOW TABLES LIKE '$add_custom_table'") != $add_custom_table) {
        $charset_collate = $wpdb->get_charset_collate();
        $sql = "CREATE TABLE IF NOT EXISTS $add_custom_table (
                        `id` int(100) NOT NULL auto_increment,
                        `field_label` int(100) NOT NULL,