React - className (ie html class attribute)

About

className is the class attribute in React

Articles Related

Library

• clsx building conditional className

Instead of writing:

return (
  <div
    className={`MuiButton-root ${disabled ? 'Mui-disabled' : ''} ${selected ? 'Mui-selected' : ''}`}
  />
);

You write

import clsx from 'clsx';

return (
  <div
    className={clsx('MuiButton-root', {
      'Mui-disabled': disabled,
      'Mui-selected': selected,
    })}
  />
);