We'll create fresh WordPress site with Simple Select All Text Box installed. You have 20 minutes to test the plugin after that site we'll be deleted.
The function of this plugin is to easily create text boxes which automatically select everything inside with one click.
It’s useful for song lyrics, directions, small bits of code, etc.
In a post or page use the shortcode [textbox rows="3"]Contents of textbox[/textbox]
to create a textbox.