gatsby-theme-wordpress-mdx/src/helpers/format-date.js

<p align="center"> <img width='200px' alt="Gatsby Theme" src="https://raw.githubusercontent.com/artezan/gatsby-theme-wordpress-mdx/master/%40artezan/gatsby-theme-wordpress-mdx/dn.png" />

export const formatDate = date => {
  const newDate = new Date(date)
  const days = newDate.getDate()
  const month = newDate.getMonth() + 1
  const year = newDate.getFullYear()

  return `${days}/${month}/${year}`
}