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[![codecov](https://codecov.io/gh/chrisvogt/array-to-obj/badge.svg?branch=master)](https://codecov.io/gh/chrisvogt/array-to-obj?branch=master)\n\n\u003e Convert an array of objects into a keyed object\n\n\n## Install\n\n```\n$ npm install array-to-obj\n```\n\n\n## Usage\n\n#### Default key is `id`\n\n```js\nconst arrayToObj = require('array-to-obj');\n\nconst districts = [\n  {id: 1, name: 'Richmond'},\n  {id: 2, name: 'Cow Hollow, Marina, Pacific Heights'}\n];\n\narrayToObj(districts);\n\n// {\n//   1: { id: 1, name: 'Richmond' },\n//   2: { id: 2, name: 'Cow Hollow, Marina, Pacific Heights' }\n// }\n```\n\n#### Pass a string as a key selector\n\n```js\nconst arrayToObj = require('array-to-obj');\n\nconst songs = [\n  {title: 'Bluebird', artist: 'One Self'},\n  {title: 'Sunshine', artist: 'Atmosphere'}\n];\n\narrayToObj(songs, {\n  key: 'title'\n});\n\n// {\n//   Bluebird: { title: 'Bluebird', artist: 'One Self' },\n//   Sunshine: { title: 'Sunshine', artist: 'Atmosphere' }\n// }\n```\n\n#### Pass a function as a key selector\n\n```js\nconst arrayToObj = require('array-to-obj');\n\nconst browsers = [\n  {engine: 'Blink', name: 'Chrome'},\n  {engine: 'Gecko', name: 'Firefox'}\n];\n\narrayToObj(browsers, {\n  key: browser =\u003e browser.engine.toLowerCase()\n});\n\n// {\n//   blink: { engine: 'Blink', name: 'Chrome' },\n//   gecko: { engine: 'Gecko', name: 'Firefox' }\n// }\n```\n\n#### Try/catch in function selector\n\n```js\nconst arrayToObj = require('array-to-obj');\nconst shortid = require('shortid');\n\nconst books = [\n  {title: 'The Three-Body Problem', meta: {upc: 9781784971571}},\n  {title: 'The Dark Forest'}\n];\n\nconst converted = arrayToObj(books, {\n  key: book =\u003e {\n    try {\n      return book.meta.upc;\n    } catch (error) {\n      return shortid.generate();\n    }\n  }\n});\n```\n\n#### Pass a function as a key generator\n\n```js\nconst arrayToObj = require('array-to-obj');\nconst shortid = require('shortid');\n\nconst movies = [\n  {released: '2001', title: 'Spirited Away'},\n  {released: '2004', title: 'Howl\\'s Moving Castle'}\n];\n\narrayToObj(sourceArray, {\n  key: () =\u003e shortid.generate()\n});\n// {\n//   qy5Tisvbu: { released: '2001', title: 'Spirited Away' },\n//   kYzoS40SOn: { released: '2004', title: 'Howl\\'s Moving Castle' }\n// }\n```\n\n\n## API\n\n### arrayToObj(input, [options])\n\n#### input\n\nType: `array`\n\nAn array of objects to convert to an object.\n\n#### options\n\nType: `Object`\n\n##### key\n\nType: `string` or `function`\u003cbr\u003e\nDefault: 'id'\n\nThe property to use as a key. The array index is used when the property is undefined.\n\n\n## License\n\nMIT © [Chris Vogt](https://chrisvogt.me)\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fchrisvogt%2Farray-to-obj","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fchrisvogt%2Farray-to-obj","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fchrisvogt%2Farray-to-obj/lists"}