Вирази та оператори — javascript

Вирази та оператори — javascript | ВебДоки

Addition (+) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Addition assignment (x += y) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Assignment (x = y) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 async function expression Chrome Full support 55 Edge Full support 15 Firefox Full support 52 Internet Explorer No support Ні Opera Full support 42 Safari Full support 10.1 WebView Android Full support 55 Chrome Android Full support 55 Firefox for Android Full support 52 Opera Android Full support 42 Safari on iOS Full support 10.3 Samsung Internet Full support 6.0 Deno Full support 1.0 Node.js Full support 7.6.0 async function* expression Chrome Full support 63 Edge Full support 79 Firefox Full support 55 Internet Explorer No support Ні Opera Full support 50 Safari Full support 12 WebView Android Full support 63 Chrome Android Full support 63 Firefox for Android Full support 55 Opera Android Full support 46 Safari on iOS Full support 12 Samsung Internet Full support 8.0 Deno Full support 1.0 Node.js Full support 10.0.0 await Chrome Full support 55 Edge Full support 14 Firefox Full support 52 Internet Explorer No support Ні Opera Full support 42 Safari Full support 10.1 WebView Android Full support 55 Chrome Android Full support 55 Firefox for Android Full support 52 Opera Android Full support 42 Safari on iOS Full support 10.3 Samsung Internet Full support 6.0 Deno Full support 1.0 Node.js Full support 7.6.0

Use at module top level

Chrome Full support 89 Edge Full support 89 Firefox Full support 89 Internet Explorer No support Ні Opera Full support 75 Safari Full support 15 WebView Android Full support 89 Chrome Android Full support 89 Firefox for Android Full support 89 Opera Android Full support 63 Safari on iOS Full support 15 Samsung Internet Full support 15.0 Deno Full support 1.0 Node.js Full support 14.8.0

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Bitwise AND (a & b) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Bitwise AND assignment (x &= y) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Bitwise NOT (~a) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Bitwise OR (a | b) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Bitwise OR assignment (x |= y) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Bitwise XOR (a ^ b) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Bitwise XOR assignment (x ^= y) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 class Chrome Full support 42 Edge Full support 13 Firefox Full support 45 Internet Explorer No support Ні Opera Full support 29 Safari Full support 7 WebView Android Full support 42 Chrome Android Full support 42 Firefox for Android Full support 45 Opera Android Full support 29 Safari on iOS Full support 7 Samsung Internet Full support 4.0 Deno Full support 1.0 Node.js Full support 6.0.0 Comma operator Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 4 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Conditional operator (c ? t : f) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Decrement (--) Chrome Full support 2 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 4 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 3.2 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 delete Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 4 Opera Full support 9 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Destructuring assignment Chrome Full support 49 Edge Full support 14 Firefox Full support 41

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Internet Explorer No support Ні Opera Full support 36 Safari Full support 8 WebView Android Full support 49 Chrome Android Full support 49 Firefox for Android Full support 41

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Opera Android Full support 36 Safari on iOS Full support 8 Samsung Internet Full support 5.0 Deno Full support 1.0 Node.js Full support 6.0.0

Computed property names

Chrome Full support 49 Edge Full support 14 Firefox Full support 41 Internet Explorer No support Ні Opera Full support 36 Safari Full support 10 WebView Android Full support 49 Chrome Android Full support 49 Firefox for Android Full support 41 Opera Android Full support 36 Safari on iOS Full support 10 Samsung Internet Full support 5.0 Deno Full support 1.0 Node.js Full support 6.0.0

Rest in arrays

Chrome Full support 49 Edge Full support 16 Firefox Full support 41 Internet Explorer No support Ні Opera Full support 36 Safari Full support 9.1 WebView Android Full support 49 Chrome Android Full support 49 Firefox for Android Full support 41 Opera Android Full support 36 Safari on iOS Full support 9.3 Samsung Internet Full support 5.0 Deno Full support 1.0 Node.js Full support 6.0.0

Rest in objects

Trailing comma in parameters

Chrome Full support 58 Edge Full support 14 Firefox Full support 52 Internet Explorer No support Ні Opera Full support 45 Safari Full support 10 WebView Android Full support 58 Chrome Android Full support 58 Firefox for Android Full support 52 Opera Android Full support 43 Safari on iOS Full support 10 Samsung Internet Full support 7.0 Deno Full support 1.0 Node.js Full support 8.0.0 function* expression Chrome Full support 49 Edge Full support 12 Firefox Full support 26 Internet Explorer No support Ні Opera Full support 36 Safari Full support 10 WebView Android Full support 49 Chrome Android Full support 49 Firefox for Android Full support 26 Opera Android Full support 36 Safari on iOS Full support 10 Samsung Internet Full support 5.0 Deno Full support 1.0 Node.js Full support 4.0.0

Trailing comma in parameters

Chrome Full support 58 Edge Full support 79 Firefox Full support 52 Internet Explorer No support Ні Opera Full support 45 Safari Full support 10 WebView Android Full support 58 Chrome Android Full support 58 Firefox for Android Full support 52 Opera Android Full support 43 Safari on iOS Full support 10 Samsung Internet Full support 7.0 Deno Full support 1.0 Node.js Full support 8.0.0 Greater than (a > b) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Greater than or equal (a >= b) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Grouping operator () Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 in Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 5.5 Opera Full support 4 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Increment (++) Chrome Full support 2 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 4 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 3.2 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Inequality (a != b) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 instanceof Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 5 Opera Full support 4 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Bitwise left shift (a << b) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Left shift assignment (x <<= y) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Less than (a < b) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Less than or equal (a <= b) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Logical AND (&&) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Logical AND assignment (x &&= y) Chrome Full support 85 Edge Full support 85 Firefox Full support 79 Internet Explorer No support Ні Opera Full support 71 Safari Full support 14 WebView Android Full support 85 Chrome Android Full support 85 Firefox for Android Full support 79 Opera Android Full support 60 Safari on iOS Full support 14 Samsung Internet Full support 14.0 Deno Full support 1.2 Node.js Full support 15.0.0 Logical NOT (!) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Logical nullish assignment (x ??= y) Chrome Full support 85 Edge Full support 85 Firefox Full support 79 Internet Explorer No support Ні Opera Full support 71 Safari Full support 14 WebView Android Full support 85 Chrome Android Full support 85 Firefox for Android Full support 79 Opera Android Full support 60 Safari on iOS Full support 14 Samsung Internet Full support 14.0 Deno Full support 1.2 Node.js Full support 15.0.0 Logical OR (||) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Logical OR assignment (x ||= y) Chrome Full support 85 Edge Full support 85 Firefox Full support 79 Internet Explorer No support Ні Opera Full support 71 Safari Full support 14 WebView Android Full support 85 Chrome Android Full support 85 Firefox for Android Full support 79 Opera Android Full support 60 Safari on iOS Full support 14 Samsung Internet Full support 14.0 Deno Full support 1.2 Node.js Full support 15.0.0 Multiplication (*) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Multiplication assignment (x *= y) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 new Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 new.target Chrome Full support 46 Edge Full support 13 Firefox Full support 41 Internet Explorer No support Ні Opera Full support 33 Safari Full support 11 WebView Android Full support 46 Chrome Android Full support 46 Firefox for Android Full support 41 Opera Android Full support 33 Safari on iOS Full support 11 Samsung Internet Full support 5.0 Deno Full support 1.0 Node.js Full support 5.0.0 Nullish coalescing operator (??) Chrome Full support 80 Edge Full support 80 Firefox Full support 72 Internet Explorer No support Ні Opera Full support 67 Safari Full support 13.1 WebView Android Full support 80 Chrome Android Full support 80 Firefox for Android Full support 79 Opera Android Full support 57 Safari on iOS Full support 13.4 Samsung Internet Full support 13.0 Deno Full support 1.0 Node.js Full support 14.0.0 Object initializer Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 1 Opera Full support 4 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0

Computed property names

Chrome Full support 47 Edge Full support 12 Firefox Full support 34 Internet Explorer No support Ні Opera Full support 34 Safari Full support 8 WebView Android Full support 47 Chrome Android Full support 47 Firefox for Android Full support 34 Opera Android Full support 34 Safari on iOS Full support 8 Samsung Internet Full support 5.0 Deno Full support ?null Node.js Full support 4.0.0

Shorthand method names

Chrome Full support 47 Edge Full support 12 Firefox Full support 34 Internet Explorer No support Ні Opera Full support 34 Safari Full support 9 WebView Android Full support 47 Chrome Android Full support 47 Firefox for Android Full support 34 Opera Android Full support 34 Safari on iOS Full support 9 Samsung Internet Full support 5.0 Deno Full support ?null Node.js Full support 4.0.0

Shorthand property names

Chrome Full support 47 Edge Full support 12 Firefox Full support 33 Internet Explorer No support Ні Opera Full support 34 Safari Full support 9 WebView Android Full support 47 Chrome Android Full support 47 Firefox for Android Full support 33 Opera Android Full support 34 Safari on iOS Full support 9 Samsung Internet Full support 5.0 Deno Full support ?null Node.js Full support 4.0.0

Spread properties

Chrome Full support 60 Edge Full support 79 Firefox Full support 55 Internet Explorer No support Ні Opera Full support 47 Safari Full support 11.1 WebView Android Full support 60 Chrome Android Full support 60 Firefox for Android Full support 55 Opera Android Full support 44 Safari on iOS Full support 11.3 Samsung Internet Full support 8.0 Deno Full support ?null Node.js Full support 8.3.0 Optional chaining operator (?.) Chrome Full support 80 Edge Full support 80 Firefox Full support 74 Internet Explorer No support Ні Opera Full support 67 Safari Full support 13.1 WebView Android Full support 80 Chrome Android Full support 80 Firefox for Android Full support 79 Opera Android Full support 57 Safari on iOS Full support 13.4 Samsung Internet Full support 13.0 Deno Full support 1.0 Node.js Full support 14.0.0 Property accessors Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 4 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Remainder (%) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Remainder assignment (x %= y) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Bitwise right shift (a >> b) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Right shift assignment (x >>= y) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Strict equality (a === b) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 4 Opera Full support 4 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Strict inequality (a !== b) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 4 Opera Full support 4 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Subtraction (-) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Subtraction assignment (x -= y) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 super Chrome Full support 42 Edge Full support 13 Firefox Full support 45 Internet Explorer No support Ні Opera Full support 29 Safari Full support 7 WebView Android Full support 42 Chrome Android Full support 42 Firefox for Android Full support 45 Opera Android Full support 29 Safari on iOS Full support 7 Samsung Internet Full support 4.0 Deno Full support 1.0 Node.js Full support 6.0.0 this Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 4 Opera Full support 9.5 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 typeof Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Unary negation (-) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Unary plus (+) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 4 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Bitwise unsigned right shift (a >>> b) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 Unsigned right shift assignment (x >>>= y) Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 3 Opera Full support 3 Safari Full support 1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 1 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 void Chrome Full support 1 Edge Full support 12 Firefox Full support 1 Internet Explorer Full support 5 Opera Full support 4 Safari Full support 3.1 WebView Android Full support 1 Chrome Android Full support 18 Firefox for Android Full support 4 Opera Android Full support 10.1 Safari on iOS Full support 3 Samsung Internet Full support 1.0 Deno Full support 1.0 Node.js Full support 0.10.0 yield Chrome Full support 39 Edge Full support 12 Firefox Full support 26

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Internet Explorer No support Ні Opera Full support 26 Safari Full support 10 WebView Android Full support 39 Chrome Android Full support 39 Firefox for Android Full support 26

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Opera Android Full support 26 Safari on iOS Full support 10 Samsung Internet Full support 4.0 Deno Full support 1.0 Node.js Full support 4.0.0 yield* Chrome Full support 39 Edge Full support 12 Firefox Full support 27

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Internet Explorer No support Ні Opera Full support 26 Safari Full support 10 WebView Android Full support 39 Chrome Android Full support 39 Firefox for Android Full support 27

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Opera Android Full support 26 Safari on iOS Full support 10 Samsung Internet Full support 4.0 Deno Full support 1.0 Node.js Full support 4.0.0