Benchmark Run Result for: Object.assign vs Object.freeze

Object.assign vs Object.freeze

Date tested: one year ago

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.0.0 Safari/537.36

Test name	Executions per second
Object.assign	2470100.0 Ops/sec
Object.freeze	3499806.0 Ops/sec

Benchmark definition (click to collapse):

Script Preparation code:

var target = null;

Tests:

Object.assign
const old = {"urls":{"host":"http://api.xm.test.sankuai.com","domain":".neixin.cn","projectDomain":".sankuai.com","officialWeb":"http://qa.neixin.cn","ssoPwdMod":"http://api.xm.test.sankuai.com/login/sso/modifyPwd?redirect_uri=http%3A%2F%2Fxm-web.it.test.sankuai.com","sankuaiOrigin":"//xm-web.it.test.sankuai.com","neixinOrigin":"//im.xm.test.sankuai.com","task":"http://oa.dev.neixin.cn/task-new","oaSDK":"http://api.xm.test.neixin.cn/oa/report/api","doc":"http://api.xm.test.sankuai.com/pan/coauthor","pan":"http://api.xm.test.neixin.cn/pan/ul","mind":"http://mind.co.dev.neixin.cn","daily":"http://api.xm.test.neixin.cn/oa/report/api","dailyLink":"http://oa.web.xm.test.sankuai.com/h5/daily/detail/","approval":"http://api.xm.test.neixin.cn/oa/approval/api/frontend","mail":"https://mail4.sankuai.info/owa","previewServer":"http://preview.xm.st.neixin.cn","groupFile":"http://api.xm.test.sankuai.com/pan/base","uploadFile":"http://api.xm.test.sankuai.com/pan/ul","mass":"http://mp.dev.neixin.cn/mass","admin":"http://admin.dev.neixin.cn","prefix":"//develop.xm.test.sankuai.com/pan/pre","docCreate":"http://mind.xm.dev.sankuai.com","matrix":"http://matrix.xm.test.sankuai.com","wpsHost":"https://wpsfileservice.it.test.sankuai.com","cmsHostList":["mp.xm.test.sankuai.com","api.xm.test.neixin.cn"],"checkWifiHealth":"http://api.xm.test.sankuai.com/monitor/alive","meetingAppId":"101475","MeetingGroupAppId":"101475"},"dynamicMeta":{"projectId":62,"fileId":"6c872817-f4a1-4182-a6dd-570b85e2579e"}};; const n = {"urls":{"host":"http://api.xm.test.sankuai.com","domain":".neixin.cn","projectDomain":".sankuai.com","officialWeb":"http://qa.neixin.cn","ssoPwdMod":"http://api.xm.test.sankuai.com/login/sso/modifyPwd?redirect_uri=http%3A%2F%2Fxm-web.it.test.sankuai.com","sankuaiOrigin":"//xm-web.it.test.sankuai.com","neixinOrigin":"//im.xm.test.sankuai.com","task":"http://oa.dev.neixin.cn/task-new","oaSDK":"http://api.xm.test.neixin.cn/oa/report/api","doc":"http://api.xm.test.sankuai.com/pan/coauthor","pan":"http://api.xm.test.neixin.cn/pan/ul","mind":"http://mind.co.dev.neixin.cn","daily":"http://api.xm.test.neixin.cn/oa/report/api","dailyLink":"http://oa.web.xm.test.sankuai.com/h5/daily/detail/","approval":"http://api.xm.test.neixin.cn/oa/approval/api/frontend","mail":"https://mail4.sankuai.info/owa","previewServer":"http://preview.xm.st.neixin.cn","groupFile":"http://api.xm.test.sankuai.com/pan/base","uploadFile":"http://api.xm.test.sankuai.com/pan/ul","mass":"http://mp.dev.neixin.cn/mass","admin":"http://admin.dev.neixin.cn","prefix":"//develop.xm.test.sankuai.com/pan/pre","docCreate":"http://mind.xm.dev.sankuai.com","matrix":"http://matrix.xm.test.sankuai.com","wpsHost":"https://wpsfileservice.it.test.sankuai.com","cmsHostList":["mp.xm.test.sankuai.com","api.xm.test.neixin.cn"],"checkWifiHealth":"http://api.xm.test.sankuai.com/monitor/alive","meetingAppId":"101475","MeetingGroupAppId":"101475"},"dynamicMeta":{"projectId":62,"fileId":"6c872817-f4a1-4182-a6dd-570b85e2579e"}};; target = Object.assign({}, old, n);
Object.freeze
const old = {"urls":{"host":"http://api.xm.test.sankuai.com","domain":".neixin.cn","projectDomain":".sankuai.com","officialWeb":"http://qa.neixin.cn","ssoPwdMod":"http://api.xm.test.sankuai.com/login/sso/modifyPwd?redirect_uri=http%3A%2F%2Fxm-web.it.test.sankuai.com","sankuaiOrigin":"//xm-web.it.test.sankuai.com","neixinOrigin":"//im.xm.test.sankuai.com","task":"http://oa.dev.neixin.cn/task-new","oaSDK":"http://api.xm.test.neixin.cn/oa/report/api","doc":"http://api.xm.test.sankuai.com/pan/coauthor","pan":"http://api.xm.test.neixin.cn/pan/ul","mind":"http://mind.co.dev.neixin.cn","daily":"http://api.xm.test.neixin.cn/oa/report/api","dailyLink":"http://oa.web.xm.test.sankuai.com/h5/daily/detail/","approval":"http://api.xm.test.neixin.cn/oa/approval/api/frontend","mail":"https://mail4.sankuai.info/owa","previewServer":"http://preview.xm.st.neixin.cn","groupFile":"http://api.xm.test.sankuai.com/pan/base","uploadFile":"http://api.xm.test.sankuai.com/pan/ul","mass":"http://mp.dev.neixin.cn/mass","admin":"http://admin.dev.neixin.cn","prefix":"//develop.xm.test.sankuai.com/pan/pre","docCreate":"http://mind.xm.dev.sankuai.com","matrix":"http://matrix.xm.test.sankuai.com","wpsHost":"https://wpsfileservice.it.test.sankuai.com","cmsHostList":["mp.xm.test.sankuai.com","api.xm.test.neixin.cn"],"checkWifiHealth":"http://api.xm.test.sankuai.com/monitor/alive","meetingAppId":"101475","MeetingGroupAppId":"101475"},"dynamicMeta":{"projectId":62,"fileId":"6c872817-f4a1-4182-a6dd-570b85e2579e"}};; const n = {"urls":{"host":"http://api.xm.test.sankuai.com","domain":".neixin.cn","projectDomain":".sankuai.com","officialWeb":"http://qa.neixin.cn","ssoPwdMod":"http://api.xm.test.sankuai.com/login/sso/modifyPwd?redirect_uri=http%3A%2F%2Fxm-web.it.test.sankuai.com","sankuaiOrigin":"//xm-web.it.test.sankuai.com","neixinOrigin":"//im.xm.test.sankuai.com","task":"http://oa.dev.neixin.cn/task-new","oaSDK":"http://api.xm.test.neixin.cn/oa/report/api","doc":"http://api.xm.test.sankuai.com/pan/coauthor","pan":"http://api.xm.test.neixin.cn/pan/ul","mind":"http://mind.co.dev.neixin.cn","daily":"http://api.xm.test.neixin.cn/oa/report/api","dailyLink":"http://oa.web.xm.test.sankuai.com/h5/daily/detail/","approval":"http://api.xm.test.neixin.cn/oa/approval/api/frontend","mail":"https://mail4.sankuai.info/owa","previewServer":"http://preview.xm.st.neixin.cn","groupFile":"http://api.xm.test.sankuai.com/pan/base","uploadFile":"http://api.xm.test.sankuai.com/pan/ul","mass":"http://mp.dev.neixin.cn/mass","admin":"http://admin.dev.neixin.cn","prefix":"//develop.xm.test.sankuai.com/pan/pre","docCreate":"http://mind.xm.dev.sankuai.com","matrix":"http://matrix.xm.test.sankuai.com","wpsHost":"https://wpsfileservice.it.test.sankuai.com","cmsHostList":["mp.xm.test.sankuai.com","api.xm.test.neixin.cn"],"checkWifiHealth":"http://api.xm.test.sankuai.com/monitor/alive","meetingAppId":"101475","MeetingGroupAppId":"101475"},"dynamicMeta":{"projectId":62,"fileId":"6c872817-f4a1-4182-a6dd-570b85e2579e"}};; target = Object.freeze(old)

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