W3cubDocs

Shared Array Buffer

Type of ArrayBuffer that can be shared across Workers.

Spec	https://tc39.es/ecma262/#sec-sharedarraybuffer-objects
Status	Other

IE	Edge	Firefox	Chrome	Safari	Opera
		147 ⁽³⁾	144 ⁽³⁾
		146 ⁽³⁾	143 ⁽³⁾	TP ⁽³⁾
		145 ⁽³⁾	142 ⁽³⁾	26.1 ⁽³⁾
11	141 ⁽³⁾	144 ⁽³⁾	141 ⁽³⁾	26.0 ⁽³⁾	122 ⁽³⁾
10	140 ⁽³⁾	143 ⁽³⁾	140 ⁽³⁾	18.5-18.6 ⁽³⁾	121 ⁽³⁾
9	139 ⁽³⁾	142 ⁽³⁾	139 ⁽³⁾	18.4 ⁽³⁾	120 ⁽³⁾
8	138 ⁽³⁾	141 ⁽³⁾	138 ⁽³⁾	18.3 ⁽³⁾	119 ⁽³⁾
Show all
7	137 ⁽³⁾	140 ⁽³⁾	137 ⁽³⁾	18.2 ⁽³⁾	118 ⁽³⁾
6	136 ⁽³⁾	139 ⁽³⁾	136 ⁽³⁾	18.1 ⁽³⁾	117 ⁽³⁾
5.5	135 ⁽³⁾	138 ⁽³⁾	135 ⁽³⁾	18.0 ⁽³⁾	116 ⁽³⁾
	134 ⁽³⁾	137 ⁽³⁾	134 ⁽³⁾	17.6 ⁽³⁾	115 ⁽³⁾
	133 ⁽³⁾	136 ⁽³⁾	133 ⁽³⁾	17.5 ⁽³⁾	114 ⁽³⁾
	132 ⁽³⁾	135 ⁽³⁾	132 ⁽³⁾	17.4 ⁽³⁾	113 ⁽³⁾
	131 ⁽³⁾	134 ⁽³⁾	131 ⁽³⁾	17.3 ⁽³⁾	112 ⁽³⁾
	130 ⁽³⁾	133 ⁽³⁾	130 ⁽³⁾	17.2 ⁽³⁾	111 ⁽³⁾
	129 ⁽³⁾	132 ⁽³⁾	129 ⁽³⁾	17.1 ⁽³⁾	110 ⁽³⁾
	128 ⁽³⁾	131 ⁽³⁾	128 ⁽³⁾	17.0 ⁽³⁾	109 ⁽³⁾
	127 ⁽³⁾	130 ⁽³⁾	127 ⁽³⁾	16.6 ⁽³⁾	108 ⁽³⁾
	126 ⁽³⁾	129 ⁽³⁾	126 ⁽³⁾	16.5 ⁽³⁾	107 ⁽³⁾
	125 ⁽³⁾	128 ⁽³⁾	125 ⁽³⁾	16.4 ⁽³⁾	106 ⁽³⁾
	124 ⁽³⁾	127 ⁽³⁾	124 ⁽³⁾	16.3 ⁽³⁾	105 ⁽³⁾
	123 ⁽³⁾	126 ⁽³⁾	123 ⁽³⁾	16.2 ⁽³⁾	104 ⁽³⁾
	122 ⁽³⁾	125 ⁽³⁾	122 ⁽³⁾	16.1 ⁽³⁾	103 ⁽³⁾
	121 ⁽³⁾	124 ⁽³⁾	121 ⁽³⁾	16.0 ⁽³⁾	102 ⁽³⁾
	120 ⁽³⁾	123 ⁽³⁾	120 ⁽³⁾	15.6 ⁽³⁾	101 ⁽³⁾
	119 ⁽³⁾	122 ⁽³⁾	119 ⁽³⁾	15.5 ⁽³⁾	100 ⁽³⁾
	118 ⁽³⁾	121 ⁽³⁾	118 ⁽³⁾	15.4 ⁽³⁾	99 ⁽³⁾
	117 ⁽³⁾	120 ⁽³⁾	117 ⁽³⁾	15.2-15.3 ⁽³⁾	98 ⁽³⁾
	116 ⁽³⁾	119 ⁽³⁾	116 ⁽³⁾	15.1 ⁽¹⁾	97 ⁽³⁾
	115 ⁽³⁾	118 ⁽³⁾	115 ⁽³⁾	15 ⁽¹⁾	96 ⁽³⁾
	114 ⁽³⁾	117 ⁽³⁾	114 ⁽³⁾	14.1 ⁽¹⁾	95 ⁽³⁾
	113 ⁽³⁾	116 ⁽³⁾	113 ⁽³⁾	14 ⁽¹⁾	94 ⁽³⁾
	112 ⁽³⁾	115 ⁽³⁾	112 ⁽³⁾	13.1 ⁽¹⁾	93 ⁽³⁾
	111 ⁽³⁾	114 ⁽³⁾	111 ⁽³⁾	13 ⁽¹⁾	92 ⁽³⁾
	110 ⁽³⁾	113 ⁽³⁾	110 ⁽³⁾	12.1 ⁽¹⁾	91 ⁽³⁾
	109 ⁽³⁾	112 ⁽³⁾	109 ⁽³⁾	12 ⁽¹⁾	90 ⁽³⁾
	108 ⁽³⁾	111 ⁽³⁾	108 ⁽³⁾	11.1 ⁽¹⁾	89 ⁽³⁾
	107 ⁽³⁾	110 ⁽³⁾	107 ⁽³⁾	11 ⁽¹⁾	88 ⁽³⁾
	106 ⁽³⁾	109 ⁽³⁾	106 ⁽³⁾	10.1 ⁽¹⁾	87 ⁽³⁾
	105 ⁽³⁾	108 ⁽³⁾	105 ⁽³⁾	10	86 ⁽³⁾
	104 ⁽³⁾	107 ⁽³⁾	104 ⁽³⁾	9.1	85 ⁽³⁾
	103 ⁽³⁾	106 ⁽³⁾	103 ⁽³⁾	9	84 ⁽³⁾
	102 ⁽³⁾	105 ⁽³⁾	102 ⁽³⁾	8	83 ⁽³⁾
	101 ⁽³⁾	104 ⁽³⁾	101 ⁽³⁾	7.1	82 ⁽³⁾
	100 ⁽³⁾	103 ⁽³⁾	100 ⁽³⁾	7	81 ⁽³⁾
	99 ⁽³⁾	102 ⁽³⁾	99 ⁽³⁾	6.1	80 ⁽³⁾
	98 ⁽³⁾	101 ⁽³⁾	98 ⁽³⁾	6	79 ⁽³⁾
	97 ⁽³⁾	100 ⁽³⁾	97 ⁽³⁾	5.1	78 ⁽³⁾
	96 ⁽³⁾	99 ⁽³⁾	96 ⁽³⁾	5	77
	95 ⁽³⁾	98 ⁽³⁾	95 ⁽³⁾	4	76
	94 ⁽³⁾	97 ⁽³⁾	94 ⁽³⁾	3.2	75
	93 ⁽³⁾	96 ⁽³⁾	93 ⁽³⁾	3.1	74
	92 ⁽³⁾	95 ⁽³⁾	92 ⁽³⁾		73
	91 ⁽³⁾	94 ⁽³⁾	91 ⁽³⁾		72
	90	93 ⁽³⁾	90		71
	89	92 ⁽³⁾	89		70
	88	91 ⁽³⁾	88		69
	87	90 ⁽³⁾	87		68
	86	89 ⁽³⁾	86		67
	85	88 ⁽³⁾	85		66
	84	87 ⁽³⁾	84		65
	83	86 ⁽³⁾	83		64
	81	85 ⁽³⁾	81		63 ⁽¹⁾
	80	84 ⁽³⁾	80		62 ⁽¹⁾
	79	83 ⁽³⁾	79		60 ⁽¹⁾
	18 ⁽¹⁾	82 ⁽³⁾	78		58 ⁽¹⁾
	17 ⁽¹⁾	81 ⁽³⁾	77		57 ⁽¹⁾
	16 ⁽¹⁾	80 ⁽³⁾	76		56 ⁽¹⁾
	15	79 ⁽³⁾	75		55 ⁽¹⁾
	14	78 ^(1,2)	74		54 ⁽¹⁾
	13	77 ^(1,2)	73		53 ⁽¹⁾
	12	76 ^(1,2)	72		52 ⁽¹⁾
		75 ^(1,2)	71		51 ⁽¹⁾
		74 ^(1,2)	70		50 ⁽¹⁾
		73 ⁽¹⁾	69		49 ⁽¹⁾
		72 ⁽¹⁾	68		48 ⁽¹⁾
		71 ⁽¹⁾	67 ⁽¹⁾		47 ⁽¹⁾
		70 ⁽¹⁾	66 ⁽¹⁾		46
		69 ⁽¹⁾	65 ⁽¹⁾		45
		68 ⁽¹⁾	64 ⁽¹⁾		44
		67 ⁽¹⁾	63 ⁽¹⁾		43
		66 ⁽¹⁾	62 ⁽¹⁾		42
		65 ⁽¹⁾	61 ⁽¹⁾		41
		64 ⁽¹⁾	60 ⁽¹⁾		40
		63 ⁽¹⁾	59		39
		62 ⁽¹⁾	58		38
		61 ⁽¹⁾	57		37
		60 ⁽¹⁾	56		36
		59 ⁽¹⁾	55		35
		58 ⁽¹⁾	54		34
		57 ⁽¹⁾	53		33
		56	52		32
		55	51		31
		54	50		30
		53	49		29
		52	48		28
		51	47		27
		50	46		26
		49	45		25
		48	44		24
		47	43		23
		46	42		22
		45	41		21
		44	40		20
		43	39		19
		42	38		18
		41	37		17
		40	36		16
		39	35		15
		38	34		12.1
		37	33		12
		36	32		11.6
		35	31		11.5
		34	30		11.1
		33	29		11
		32	28		10.6
		31	27		10.5
		30	26		10.0-10.1
		29	25		9.5-9.6
		28	24		9
		27	23
		26	22
		25	21
		24	20
		23	19
		22	18
		21	17
		20	16
		19	15
		18	14
		17	13
		16	12
		15	11
		14	10
		13	9
		12	8
		11	7
		10	6
		9	5
		8	4
		7
		6
		5
		4
		3.6
		3.5
		3
		2

Safari on iOS	Opera Mini	Android Browser	Blackberry Browser	Opera Mobile	Android Chrome	Android Firefox	IE Mobile	Android UC Browser	Samsung Internet	QQ Browser	Baidu Browser	KaiOS Browser
26.1 ⁽³⁾
26.0 ⁽³⁾	all	141	10	80 ⁽³⁾	141 ⁽³⁾	143 ⁽³⁾	11	15.5	28 ⁽³⁾	14.9	13.52 ⁽³⁾	3.0-3.1 ⁽³⁾
18.5-18.6 ⁽³⁾		4.4.3-4.4.4	7	12.1			10		27 ⁽³⁾			2.5
18.4 ⁽³⁾		4.4		12					26 ⁽³⁾
18.3 ⁽³⁾		4.2-4.3		11.5					25 ⁽³⁾
Show all
18.2 ⁽³⁾		4.1		11.1					24 ⁽³⁾
18.1 ⁽³⁾		4		11					23 ⁽³⁾
18.0 ⁽³⁾		3		10					22 ⁽³⁾
17.6-17.7 ⁽³⁾		2.3							21 ⁽³⁾
17.5 ⁽³⁾		2.2							20 ⁽³⁾
17.4 ⁽³⁾		2.1							19.0 ⁽³⁾
17.3 ⁽³⁾									18.0 ⁽³⁾
17.2 ⁽³⁾									17.0 ⁽³⁾
17.1 ⁽³⁾									16.0 ⁽³⁾
17.0 ⁽³⁾									15.0 ⁽³⁾
16.6-16.7 ⁽³⁾									14.0
16.5 ⁽³⁾									13.0
16.4 ⁽³⁾									12.0
16.3 ⁽³⁾									11.1-11.2
16.2 ⁽³⁾									10.1
16.1 ⁽³⁾									9.2
16.0 ⁽³⁾									8.2
15.6-15.8 ⁽³⁾									7.2-7.4
15.5 ⁽³⁾									6.2-6.4
15.4 ⁽³⁾									5.0-5.4
15.2-15.3 ⁽³⁾									4
15.0-15.1 ⁽¹⁾
14.5-14.8 ⁽¹⁾
14.0-14.4 ⁽¹⁾
13.4-13.7 ⁽¹⁾
13.3 ⁽¹⁾
13.2 ⁽¹⁾
13.0-13.1 ⁽¹⁾
12.2-12.5 ⁽¹⁾
12.0-12.1 ⁽¹⁾
11.3-11.4 ⁽¹⁾
11.0-11.2 ⁽¹⁾
10.3 ⁽¹⁾
10.0-10.2
9.3
9.0-9.2
8.1-8.4
8
7.0-7.1
6.0-6.1
5.0-5.1
4.2-4.3
4.0-4.1
3.2

Notes

Has support, but was disabled across browsers in January 2018 due to Spectre & Meltdown vulnerabilities.
Enabled by default in Nightly, but not in Beta/Developer/Release.
Requires cross-origin isolation by having Cross-Origin-Embedder-Policy (COEP) and Cross-Origin-Opener-Policy (COOP) headers set. Mozilla Hacks article for context.

Resources

Data by caniuse.com
Licensed under the Creative Commons Attribution License v4.0.
https://caniuse.com/sharedarraybuffer