_.find

Returns the value of the first element in the array that satisfies the provided testing function. Otherwise undefined is returned.

  1. // Underscore/Lodash
  2. var users = [
  3.   { 'user': 'barney',  'age': 36, 'active': true },
  4.   { 'user': 'fred',    'age': 40, 'active': false },
  5.   { 'user': 'pebbles', 'age': 1,  'active': true }
  6. ]
  7.  
  8. _.find(users, function (o) { return o.age < 40; })
  9. // output: object for 'barney'
  10.  
  11. // Native
  12. var users = [
  13.   { 'user': 'barney',  'age': 36, 'active': true },
  14.   { 'user': 'fred',    'age': 40, 'active': false },
  15.   { 'user': 'pebbles', 'age': 1,  'active': true }
  16. ]
  17.  
  18. users.find(function (o) { return o.age < 40; })
  19. // output: object for 'barney'

Browser Support for Array.prototype.find()

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45.0 ✔✔25.0 ✔✖32.0 ✔7.1 ✔