hbs-each-loop.js

var template2 = Handlebars.compile('{{#each company}}{{#each employee}}{{@key}}{{@../index}}\n{{this}}\n\n{{/each}}{{/each}}');
/*
Return--
Tremor Video0
X

Tremor Video0
Y

Microsoft1
Satya Nadella

Google2
Larry Page
 */
console.log(template2({
  company: {
    'Tremor Video': {
      employee: [
        'X',
        'Y'
      ]
    },
    'Microsoft': {
      employee: [
        'Satya Nadella'
      ]
    },
    'Google': {
      employee: [
        'Larry Page'
      ]
    }
  }
}));