import 'katex/dist/katex.min.css';
import { InlineMath, BlockMath } from 'react-katex';

  var InlineMath = ReactKaTeX.InlineMath;

  ReactDOM.render(<InlineMath math="\\int_0^\\infty x^2 dx"/>,
                document.getElementById('math'));

  // or

  ReactDOM.render(<InlineMath>\int_0^\infty x^2 dx</InlineMath>,
                document.getElementById('math'));

  var BlockMath = ReactKaTeX.BlockMath;

  ReactDOM.render(<BlockMath math="\\int_0^\\infty x^2 dx"/>,
                document.getElementById('math'));

  // or

  ReactDOM.render(<BlockMath>\int_0^\infty x^2 dx</BlockMath>,
                document.getElementById('math'));

import 'katex/dist/katex.min.css';

var BlockMath = ReactKaTeX.BlockMath;

ReactDOM.render(
  <BlockMath
    math={'\\int_0^\\infty x^2 dx \\inta'}
    errorColor={'#cc0000'}
  />, document.getElementById('math'));

var BlockMath = ReactKaTeX.BlockMath;
  
ReactDOM.render(
  <BlockMath
    math="\\int_{"
    renderError={(error) => {
      return <b>Fail: {error.name}</b>
    }}
  />,
  document.getElementById('math'));

// The code above will render '<b>Fail: ParseError</b>' because it's the value returned from `renderError`.

ReactDOM.render(<BlockMath>{"\\frac{\\text{m}}{\\text{s}^2}"}</BlockMath>,
                document.getElementById('math'));

ReactDOM.render(<BlockMath>{`\\frac{\\text{m}}
{\\text{s}^2}`}</BlockMath>,
                document.getElementById('math'));

ReactDOM.render(<BlockMath>{String.raw`\frac{\text{m}}{\text{s}^2}`}</BlockMath>,
                document.getElementById('math'));

const latex = (...a) => String.raw(...a).replace("\\`","`")
ReactDOM.render(<BlockMath>{latex`\``}</BlockMath>,
                document.getElementById('math'));

const top = "m";
const bottom = "s";
ReactDOM.render(<BlockMath>{String.raw`\frac{\text{${top}}}{\text{${bottom}}^2}`}</BlockMath>,
                document.getElementById('math'));