eval.js

/* runkit-eval */

const { sum } = require('lodash')

try {
  res.set('Content-Type', 'text/plain')
  
  return JSON.stringify(
    sum([5, 5])
  )
} catch(err) {
  console.error(err)
}

raw.js

// Useful for retreiving raw code to include in a client side embed: https://runkit.com/docs/embed

const { sum } = require('lodash')

try {
  const total = sum([5, 5])
  console.log(total)
} 

catch(err) {
  console.error(err)
}