window.WeakMap.prototype | Huge DOM compatibility table

window . WeakMap . prototype

Browser	Version	Own?	Type	As String
Amazonbot	0.1.0	?	?	?
AppleWebit	537.36.0	own	object	[object WeakMap]
axios	1.7.9	?	?	?
bingbot	2.0.0	own	object	[object WeakMap]
BingPreview	1.0.0	own	object	[object WeakMap]
BitSightBot	1.0.0	own	object	[object WeakMap]
Chrome	13.0.800	?	?	?
Chrome	41.0.2226	own	object	[object WeakMap]
Chrome	42.0.800	?	?	?
Chrome	56.0.2924	own	object	[object WeakMap]
Chrome	57.0.800	?	?	?
Chrome	59.0.3071	own	object	[object WeakMap]
Chrome	60.0.801	?	?	?
Chrome	60.0.3112	own	object	[object WeakMap]
Chrome	61.0.800	?	?	?
Chrome	62.0.3202	own	object	[object WeakMap]
Chrome	63.0.800	?	?	?
Chrome	66.0.4285	own	object	[object WeakMap]
Chrome	70.0.0	?	?	?
Chrome	70.0.3538	own	object	[object WeakMap]
Chrome	71.0.3578	?	?	?
Chrome	72.0.3626	own	object	[object WeakMap]
Chrome	100.0.2875	?	?	?
Chrome	100.0.4746	own	object	[object WeakMap]
Chrome	105.0.5195	?	?	?
Chrome	106.0.0	own	object	[object WeakMap]
Chrome	106.0.5249	?	?	?
Chrome	107.0.0	own	object	[object WeakMap]
Chrome	108.0.5359	?	?	?
Chrome	109.0.0	own	object	[object WeakMap]
Chrome	110.0.5449	?	?	?
Chrome	111.0.0	own	object	[object WeakMap]
Chrome	111.0.5532	?	?	?
Chrome	111.0.5563	own	object	[object WeakMap]
Chrome	112.0.5596	?	?	?
Chrome	112.0.5615	own	object	[object WeakMap]
Chrome	114.0.5735	?	?	?
Chrome	115.0.0	own	object	[object WeakMap]
Chrome	129.0.6668	?	?	?
Chrome	130.0.0	own	object	[object WeakMap]
Chrome	130.0.6723	?	?	?
Chrome	131.0.0	own	object	[object WeakMap]
Chrome	132.0.0	?	?	?
Chrome	133.0.0	own	object	[object WeakMap]
Chromium	61.0.3163	?	?	?
CriOS	13.0.802	?	?	?
CriOS	79.0.3945	own	object	[object WeakMap]
CriOS	107.0.5304	?	?	?
CriOS	112.0.5615	own	object	[object WeakMap]
CriOS	119.0.6045	?	?	?
CriOS	123.0.6312	own	object	[object WeakMap]
CriOS	124.0.6367	?	?	?
Edge	8.26144.0	?	?	?
Edge	84.0.522	own	object	[object WeakMap]
Edge	114.0.1264	?	?	?
Edge	114.0.1823	own	object	[object WeakMap]
facebookexternalhit	1.1.0	own	object	[object WeakMap]
Firefox	3.6.1	?	?	?
Firefox	52.0.0	own	object	[object WeakMap]
Firefox	52.3.0	?	?	?
Firefox	59.0.0	own	object	[object WeakMap]
Firefox	59.4.0	?	?	?
Firefox	68.0.0	own	object	[object WeakMap]
Firefox	68.7.0	?	?	?
Firefox	70.0.0	own	object	[object WeakMap]
Firefox	70.7.0	?	?	?
Firefox	88.0.0	own	object	[object WeakMap]
Firefox	94.0.2	?	?	?
Firefox	95.0.0	own	object	[object WeakMap]
Firefox	114.0.0	?	?	?
Firefox	115.0.0	own	object	[object WeakMap]
FxiOS	9.0.0	?	?	?
Googlebot	2.1.0	own	object	[object WeakMap]
GSA	334.0.16777215	?	?	?
HeadlessChrome	90.0.4430	?	?	?
HeadlessChrome	125.0.6422	own	object	[object WeakMap]
HeadlessChrome	131.0.6778	?	?	?
HeadlessChrome	131.0.6778	own	object	[object WeakMap]
IE	11.0.0	own	object	[object Object]
Maxthon	3.0.8	?	?	?
Mobile	15.0.0	?	?	?
obsidian	1.4.16	?	?	?
Opera	8.10.0	?	?	?
PerplexityBot	1.0.0	?	?	?
render	2.0.0	own	object	[object WeakMap]
requests	2.32.3	?	?	?
Safari	3.0.5	?	?	?
Safari	4.0.0	own	object	[object WeakMap]
Safari	4.0.1	?	?	?
Safari	8.0.0	own	object	[object WeakMap]
Safari	8.0.5	?	?	?
Safari	9.0.0	own	object	[object WeakMap]
Safari	11.0.0	?	?	?
Safari	12.0.0	own	object	[object WeakMap]
Safari	12.1.2	?	?	?
Safari	13.0.3	own	object	[object WeakMap]
Safari	13.1.0	?	?	?
Safari	13.1.1	own	object	[object WeakMap]
Safari	14.0.0	?	?	?
Safari	14.1.1	own	object	[object WeakMap]
Safari	14.1.2	?	?	?
Safari	15.0.0	own	object	[object WeakMap]
Safari	15.1.0	?	?	?
Safari	15.2.0	own	object	[object WeakMap]
Safari	15.6.1	?	?	?
Safari	15.6.6	own	object	[object WeakMap]
Safari	16.1.0	?	?	?
Safari	16.2.0	own	object	[object WeakMap]
Safari	16.3.0	?	?	?
Safari	16.4.0	own	object	[object WeakMap]
Safari	16.5.1	?	?	?
Safari	17.0.0	own	object	[object WeakMap]
Safari	17.1.0	?	?	?
Safari	17.1.2	own	object	[object WeakMap]
Safari	17.2.1	?	?	?
Safari	17.3.0	own	object	[object WeakMap]
Safari	17.4.1	?	?	?
Safari	17.5.0	own	object	[object WeakMap]
Safari	18.1.1	?	?	?
Safari	537.36.0	own	object	[object WeakMap]
SamsungBrowser	17.0.0	own	object	[object WeakMap]
Scrapy	2.11.2	?	?	?
wpbot	1.2.0	?	?	?
YandexBot	3.0.0	own	object	[object WeakMap]
YandexRenderResourcesBot	1.0.0	own	object	[object WeakMap]
Zeno	76.0.0	?	?	?

Properties	Amazonbot	AppleWebit	axios	bingbot	BingPreview	BitSightBot	Chrome	Chromium	CriOS	Edge	facebookexternalhit	Firefox	FxiOS	Googlebot	GSA	HeadlessChrome	IE	Maxthon	Mobile	obsidian	Opera	PerplexityBot	render	requests	Safari	SamsungBrowser	Scrapy	wpbot	YandexBot	YandexRenderResourcesBot	Zeno
constructor	?	537.36.0	?	2.0.0	1.0.0	1.0.0	41.0.0	?	79.0.0	84.0.0	1.1.0	52.0.0	?	2.1.0	?	88.0.4298	?	?	?	?	?	?	2.0.0	?	4.0.0	16.0.0	?	?	3.0.0	?	?
delete	?	537.36.0	?	2.0.0	1.0.0	1.0.0	41.0.0	?	79.0.0	84.0.0	1.1.0	52.0.0	?	2.1.0	?	88.0.4298	?	?	?	?	?	?	2.0.0	?	4.0.0	16.0.0	?	?	3.0.0	?	?
get	?	537.36.0	?	2.0.0	1.0.0	1.0.0	41.0.0	?	79.0.0	84.0.0	1.1.0	52.0.0	?	2.1.0	?	88.0.4298	?	?	?	?	?	?	2.0.0	?	4.0.0	16.0.0	?	?	3.0.0	?	?
has	?	537.36.0	?	2.0.0	1.0.0	1.0.0	41.0.0	?	79.0.0	84.0.0	1.1.0	52.0.0	?	2.1.0	?	88.0.4298	?	?	?	?	?	?	2.0.0	?	4.0.0	16.0.0	?	?	3.0.0	?	?
set	?	537.36.0	?	2.0.0	1.0.0	1.0.0	41.0.0	?	79.0.0	84.0.0	1.1.0	52.0.0	?	2.1.0	?	88.0.4298	?	?	?	?	?	?	2.0.0	?	4.0.0	16.0.0	?	?	3.0.0	?	?