Additional examples for HTML to Rich Text helper (superscript and subscript)

Examples/42richText.php

@@ -78,6 +78,11 @@ $html2='<p>
 </font>
 </p>';
 
+$html3='2<sup>3</sup> equals 8';
+
+$html4='H<sub>2</sub>SO<sub>4</sub> is the chemical formula for Sulphuric acid';
+
+
 $wizard = new PHPExcel_Helper_HTML;
 $richText = $wizard->toRichTextObject($html1);
 
@@ -100,6 +105,12 @@ $objPHPExcel->getActiveSheet()->getStyle('A2')
     ->getAlignment()
     ->setWrapText(true);
 
+$objPHPExcel->setActiveSheetIndex(0)
+            ->setCellValue('A3', $wizard->toRichTextObject($html3));
+
+$objPHPExcel->setActiveSheetIndex(0)
+    ->setCellValue('A4', $wizard->toRichTextObject($html4));
+
 
 // Rename worksheet
 echo date('H:i:s') , " Rename worksheet" , EOL;