Superscript

Usage

To attach a superscript to an expression, use the PhpOffice\Math\Element\Superscript class.

Methods

getBase

The method has no parameter.

getSuperscript

The method has no parameter.

setBase

The method has one parameter :

• PhpOffice\Math\Element\AbstractElement $element

setSuperscript

The method has one parameter :

• PhpOffice\Math\Element\AbstractElement $element

Example

Math

$$X^2$$

XML

<math display="block">
  <msup>
    <mi>X</mi>
    <mn>2</mn>
  </msup>
</math>

PHP

<?php

use PhpOffice\Math\Element;
use PhpOffice\Math\Math;

$math = new Math();

$superscript = new Element\Superscript();
$superscript->setBase(new Element\Identifier('X'));
$superscript->setSuperscript(new Element\Numeric(2));

$math->add($superscript);