function learnJavaScript() {
const friends = [
{ passport: '03005988', name: 'Joseph Francis Tribbiani Jr', age: 32, sex: 'm' },
{ passport: '03005989', name: 'Chandler Muriel Bing', age: 33, sex: 'm' },
{ passport: '03005990', name: 'Ross Eustace Geller', age: 33, sex: 'm' },
{ passport: '03005991', name: 'Rachel Karen Green', age: 31, sex: 'f' },
{ passport: '03005992', name: 'Monica Geller', age: 31, sex: 'f' },
{ passport: '03005993', name: 'Phoebe Buffay', age: 34, sex: 'f' }
]
const names = friends.reduce((accumulator, friend) => `${accumulator} ${friend.name}, `, 'Friends: ')
return names
}
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