Function find

Find the first value in an iterable which matches a predicate.

Returns

The first matching value, or undefined if no matching value is found.

Complexity

Linear.

Example

import { find } from '@lumino/algorithm';

interface IAnimal { species: string, name: string };

function isCat(value: IAnimal): boolean {
  return value.species === 'cat';
}

let data: IAnimal[] = [
  { species: 'dog', name: 'spot' },
  { species: 'cat', name: 'fluffy' },
  { species: 'alligator', name: 'pocho' }
];

find(data, isCat).name;  // 'fluffy'