wp_editor() example

<?php

add_action('admin_menu', 'wp_editor_test_menu');
function wp_editor_test_menu() {
    add_menu_page('wp_editor', 'wp_editor', 'read', 'wp_editor', 'wp_editor_test_page');
}
function wp_editor_test_page() {
    echo '<div class="wrap"><h2>wp_editor()</h2>';

    $content = '';
    $id = 'editor-test';
    $settings = array(
        'quicktags' => array(
            'buttons' => 'em,strong,link',
        ),
        'quicktags' => true,
        'tinymce' => true
    );

    wp_editor($content, $id, $settings);

    echo '</div>';

}

/* $settings:
    'wpautop' => true, // use wpautop?
    'media_buttons' => true, // show insert/upload button(s)
    'textarea_name' => $editor_id, // set the textarea name to something different, square brackets [] can be used here
    'textarea_rows' => get_option('default_post_edit_rows', 10), // rows="..."
    'tabindex' => '',
    'editor_css' => '', // intended for extra styles for both visual and HTML editors buttons, needs to include the <style> tags, can use "scoped".
    'editor_class' => '', // add extra class(es) to the editor textarea
    'teeny' => false, // output the minimal editor config used in Press This
    'dfw' => false, // replace the default fullscreen with DFW (needs specific css)
    'tinymce' => true, // load TinyMCE, can be used to pass settings directly to TinyMCE using an array()
    'quicktags' => true // load Quicktags, can be used to pass settings directly to Quicktags using an array()
*/