Sticky WP Table Header

README.md

Sticky WP Table Header

This plugin will make the table header sticky when you scroll down.

Save file in wp-content/mu-plugins

position: sticky is supported by most browsers.

sticky-wp-table-header.php

<?php
/**
 * Plugin Name: Sticky WP Table Header
 * 
 * Description: This plugin will make the table header sticky when you scroll down.
 * Version: 1.0
 * Author: Per Soderlind
 * Author URI: http://soderlind.no
 */

add_action( 'admin_init', function () {
	$css = <<<CSS

	.wp-list-table thead { 
		position: -webkit-sticky; 
		position: sticky; 
		top: 0;
		z-index: 999;
		background-color: #fff;
	}
	:has(#wpadminbar) .wp-list-table thead {
		top: 32px;
	}
CSS;

	wp_add_inline_style( 'wp-admin', $css );
} );