How To Add A Custom Column In Custom Post Type List In Admin Side WordPress

Here we learn about how to add a custom column in custom post type list in the admin side WordPress.

Custom code copied and paste into your child theme’s functions.php file.

<?php
function myblog_display_rank_column_data( $column, $post_id ) {
  global $wpdb;
  switch ( $column ) {
    case 'rank' :
      $rank = get_post_meta( $post_id, 'optimus_rank_field', true );
      if( $rank != '9999' && $rank != '' ) {
        echo $rank;
      } else {
        echo '-';
      }
      break;
  }
}
// add_action( 'manage_{custom_post_type}_custom_column' , 'myblog_display_rank_column_data', 10, 2 ); orignal hook
add_action( 'manage_posts_custom_column' , 'myblog_display_rank_column_data', 10, 2 );
function myblog_add_rank_column( $columns ) {    
  $columns['rank'] = __( 'Rank', 'enfold' );
  return $columns;
}
//add_filter( 'manage_{custom_post_type}_columns' , 'myblog_add_rank_column' );  orignal hook
add_filter( 'manage_posts_columns' , 'myblog_add_rank_column' ,20);
?>

OUTPUT: