How To Adding More Buttons To The WordPress Post Editor

Here we learn about how to add more buttons to the WordPress post editor.

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

<?php
  function myblog_add_mce_buttons( $buttons ){
  
  array_push( $buttons, 'bold' );
  array_push( $buttons, 'italic' );
  array_push( $buttons, 'underline' );
  array_push( $buttons, 'strikethrough' );
  array_push( $buttons, 'justifyleft' );
  array_push( $buttons, 'justifycenter' );
  array_push( $buttons, 'justifyright' );
  array_push( $buttons, 'justifyfull' );
  array_push( $buttons, 'bullist' );
  array_push( $buttons, 'numlist' );
  array_push( $buttons, 'outdent' );
  array_push( $buttons, 'indent' );
  array_push( $buttons, 'cut' );
  array_push( $buttons, 'copy' );
  array_push( $buttons, 'paste' );
  array_push( $buttons, 'undo' );
  array_push( $buttons, 'redo' );
  array_push( $buttons, 'link' );
  array_push( $buttons, 'unlink' );
  array_push( $buttons, 'image' );
  array_push( $buttons, 'cleanup' );
  array_push( $buttons, 'help' );
  array_push( $buttons, 'code' );
  array_push( $buttons, 'hr' );
  array_push( $buttons, 'removeformat' );
  array_push( $buttons, 'formatselect' );
  array_push( $buttons, 'fontselect' );
  array_push( $buttons, 'fontsizeselect' );
  array_push( $buttons, 'styleselect' );
  array_push( $buttons, 'sub' );
  array_push( $buttons, 'sup' );
  array_push( $buttons, 'forecolor' );
  array_push( $buttons, 'backcolor' );
  array_push( $buttons, 'forecolorpicker' );
  array_push( $buttons, 'backcolorpicker' );
  array_push( $buttons, 'charmap' );
  array_push( $buttons, 'visualaid' );
  array_push( $buttons, 'anchor' );
  array_push( $buttons, 'newdocument' );
  array_push( $buttons, 'blockquote' );
  
  return $buttons;
}
add_filter( 'mce_buttons', 'myblog_add_mce_buttons' );
?>

OUTPUT: