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Lodash cloneDeep VS spread operator VS Object.assign
(version: 0)
Comparing performance of:
Lodash cloneDeep vs Spread operator vs Object.assign
Created:
4 years ago
by:
Guest
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HTML Preparation code:
<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>
Script Preparation code:
var MyObject = { apiServerPath: null, bodyId: null, bootstrap: { currency_constants: { big_money_cents: 10000, default_custom_pledge_cents: 500, default_pledge_amount_cents: 100, max_pledge_cents: 1500000, min_pledge_cents: 100, payout_minimum: 100, recommended_minimum_tier_amount: 300, referral_cents: 5000, tier_minimum_round_to_cents: 100, tier_recommendation_round_to_cents: 500, }, currentUser: null, defaultUserCurrency: 'USD', experienceLocationCountryCode: 'US', formattingLocale: 'en-US', supported_currencies: [ { available_for_pay_in: true, available_for_pay_out: true, code: 'AUD', default_locale_code: 'en-AU', description: 'Austrailian Dollars', is_launched: true, max_pledge_subunits: 1500000, num_subunits: 100, symbol: 'AU$', }, { available_for_pay_in: true, available_for_pay_out: true, code: 'CAD', default_locale_code: 'en-CA', description: 'Canadian Dollars', is_launched: true, max_pledge_subunits: 1500000, num_subunits: 100, symbol: 'CA$', }, { available_for_pay_in: true, available_for_pay_out: true, code: 'CZK', default_locale_code: 'cs-cz', description: 'Czech Koruna', is_launched: true, max_pledge_subunits: 35500000, num_subunits: 100, symbol: 'CZK', }, { available_for_pay_in: true, available_for_pay_out: true, code: 'DKK', default_locale_code: 'da-DK', description: 'Danish Kroner', is_launched: true, max_pledge_subunits: 9500000, num_subunits: 100, symbol: 'DKK', }, { available_for_pay_in: true, available_for_pay_out: true, code: 'EUR', default_locale_code: 'en-IE', description: 'Euros', is_launched: true, max_pledge_subunits: 1300000, num_subunits: 100, symbol: '\u20ac', }, { available_for_pay_in: true, available_for_pay_out: true, code: 'GBP', default_locale_code: 'en-GB', description: 'British Pounds Sterling', is_launched: true, max_pledge_subunits: 1200000, num_subunits: 100, symbol: '\u00a3', }, { available_for_pay_in: true, available_for_pay_out: true, code: 'HKD', default_locale_code: 'zh-hk', description: 'Hong Kong Dollar', is_launched: true, max_pledge_subunits: 11500000, num_subunits: 100, symbol: 'HKD', }, { available_for_pay_in: true, available_for_pay_out: true, code: 'HUF', default_locale_code: 'hu-hu', description: 'Hungarian Forint', is_launched: true, max_pledge_subunits: 516000000, num_subunits: 100, symbol: 'HUF', }, { available_for_pay_in: true, available_for_pay_out: true, code: 'NOK', default_locale_code: 'nb-NO', description: 'Norwegian Kroner', is_launched: true, max_pledge_subunits: 12500000, num_subunits: 100, symbol: 'NOK', }, { available_for_pay_in: true, available_for_pay_out: true, code: 'NZD', default_locale_code: 'en-nz', description: 'New Zealand Dollar', is_launched: true, max_pledge_subunits: 2200000, num_subunits: 100, symbol: 'NZD', }, { available_for_pay_in: true, available_for_pay_out: true, code: 'PLN', default_locale_code: 'pl-pl', description: 'Polish Zloty', is_launched: true, max_pledge_subunits: 6500000, num_subunits: 100, symbol: 'PLN', }, { available_for_pay_in: true, available_for_pay_out: true, code: 'RON', default_locale_code: 'ro-ro', description: 'Romanian Leu', is_launched: false, max_pledge_subunits: 6500000, num_subunits: 100, symbol: 'RON', }, { available_for_pay_in: true, available_for_pay_out: true, code: 'SEK', default_locale_code: 'sv-SE', description: 'Swedish Kronor', is_launched: true, max_pledge_subunits: 13000000, num_subunits: 100, symbol: 'SEK', }, { available_for_pay_in: true, available_for_pay_out: true, code: 'SGD', default_locale_code: 'zh-sg', description: 'Singapore Dollar', is_launched: true, max_pledge_subunits: 2000000, num_subunits: 100, symbol: 'SGD', }, { available_for_pay_in: true, available_for_pay_out: true, code: 'USD', default_locale_code: 'en-US', description: 'US Dollars', is_launched: true, max_pledge_subunits: 1500000, num_subunits: 100, symbol: '$', }, ], translationLocale: 'en-US', }, campaignFeatures: {}, csrfSignature: 'rVLduiKw-UOCYxW1KkJMe_z67SqC4Vgo6TR2wY1dAe0', cssAssetUrls: [ 'https://asdfads.com/asdf.css', ], executionEnv: 'ec2', experiments: {}, facebookApiVersion: 'v10.0', facebookAppId: '2310376075918452', fbPixelId: '2172022483098392', featureFlags: { analytics_refactor: false, announcement_banner_ticker: false, campaign_plan_features: true, cms_homepage: true, cms_local_business_vertical_page: true, cms_pricing_page: true, cms_product_lite_page: true, cms_product_page_bundle: true, cms_vertical_page_bundle: true, creator_demo: true, disable_patron_manager: true, discord_improvements_v1: false, discord_improvements_v2: false, enable_advanced_logging: false, enable_search_api: true, experience_location: true, hide_instagram_social_connect: false, hide_starter_kit_nav_link: false, insights_documents: false, insights_payouts: true, membership_V2: false, merch_mockup_generation: true, merch_new_products: true, navigation_revamp_2022: false, patron_manager_deprecate_jinja: true, payout_reorg_2019_q3: true, pendo_whats_new: true, pinned_posts: true, pledgeflow_location_modal_cancel: false, pql_merch_access: false, pro_plus_merch_deny: false, react_sha: 'asdfasdfw', rename_rewards: true, rewards_manager: true, sunset_patron_manager: false, us_ca_location_capture: true, verify_user_location: true, }, formattingLocale: 'en-US', googleAnalyticsId: null, googlePixel: true, isAdmin: false, isAdvancedTechSupportEnabled: false, isAppleConnectEnabled: false, isFacebookConnectedEnabled: false, isFacebookPixelEnabled: true, isGooglePixelEnabled: false, isGooglePlacesEnabled: false, isImpersonating: false, isInternalPage: false, isKetchEnabled: false, isPendoEnabled: null, meta: { desc: 'Lorem ipsum and whatnot', height: 2000, imageUrl: 'https://test.jpg', isPrivate: true, key: 'artists, creators, patron, sponsor, music, videos', title: 'Blah', url: 'https://bla.com', viewport: 'device-width, initial-scale=1.0001, minimum-scale=1.0001, maximum-scale=1.0001, shrink-to-fit=no, user-scalable=no', }, pageLoadEvent: { name: null, params: {}, }, presets: { additional_banner_data: { ccpa_cookie_disclosure: { cookie_name: 'did_accept_ccpa', }, }, current_banners: ['creator_demo'], device_id: 'a6fd0b7b-asdfasd-4242-dsfsdaf-61420ed1c6d9', is_impersonating: false, js_git_sha: 'c4661928aasdfasd08abda6034d3704d3b4ad772cd52', navigation: { concierge_status: { finished_at: null, started_at: null, }, has_suspended_posts: false, has_undelivered_deliverables: false, impersonation_write_access: false, is_active_creator: false, is_admin: false, is_impersonating: false, logged_in_become_creator_cta: null, referer_url: null, show_referral_program: false, show_taxes_page: false, teammate_status: { is_owner: false, is_teammate: false, }, unread_messages_count: null, unread_notifications_count: null, utm_params: {}, }, page_title: 'Test', public_path: 'https://d1341d24.test.com/assets', verify_location: null, }, requestUUID: '23423-2342342-435345-34534', sessionId: '153424123412341f234d1234d124d', siftJsKey: 'asdf432', userId: 0, webServerPath: 'd1341d24.test.com', useSSRData: true, }; var myCopy = null;
Tests:
Lodash cloneDeep
myCopy = _.cloneDeep(MyObject);
Spread operator
myCopy = {...MyObject};
Object.assign
mycopy = Object.assign({}, MyObject)
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (3)
Previous results
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Test case name
Result
Lodash cloneDeep
Spread operator
Object.assign
Fastest:
N/A
Slowest:
N/A
Latest run results:
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Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Based on the provided input, I'll do my best to answer the question. It appears that we have three JavaScript objects: 1. `MyObject`: ``` { "properties": { // properties... } } ``` 2. An object representing the latest benchmark result: ``` [ { "RawUAString": "...", "Browser": "Chrome 106", "DevicePlatform": "Desktop", "OperatingSystem": "Windows", "ExecutionsPerSecond": ..., "TestName": "..." }, { "RawUAString": "...", "Browser": "Chrome 106", "DevicePlatform": "Desktop", "OperatingSystem": "Windows", "ExecutionsPerSecond": ..., "TestName": "..." }, { "RawUAString": "...", "Browser": "Chrome 106", "DevicePlatform": "Desktop", "OperatingSystem": "Windows", "ExecutionsPerSecond": ..., "TestName": "..." } ] ``` 3. An object representing a test case: ``` { "Benchmark Definition": "...", "Test Name": "..." } ``` Each test case has three parts: * `Benchmark Definition`: a string representing the JavaScript code used to measure performance. * `Test Name`: a string representing the name of the test. The task is to write a script that takes these objects as input and performs the following actions: 1. Clone or create a copy of the `MyObject` property using one of the three methods provided (Lodash `cloneDeep`, spread operator, or `Object.assign`). 2. Use this copy in the benchmark definition code. 3. Execute the benchmark definition code and measure its performance. Please provide more context or information about what these objects represent and how they should be used to answer the question. I'll do my best to help!
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