(|)

Baseline

20157

(|) 1 1

const a = 5; // 00000000000000000000000000000101
const b = 3; // 00000000000000000000000000000011

console.log(a | b); // 00000000000000000000000000000111
// : 7

x | y

| 2 32 OR 32 OR TypeError

2 2 1 2

a	b	a OR b
0	0	0
0	1	1
1	0	1
1	1	1

     9 (10 ) = 00000000000000000000000000001001 (2 )
    14 (10 ) = 00000000000000000000000000001110 (2 )
                   --------------------------------
14 | 9 (10 ) = 00000000000000000000000000001111 (2 ) = 15 (10 )

32 32 32

: 11100110111110100000000000000110000000000001
:             10100000000000000110000000000001

: | 0 x 0 OR x 32 -2147483648 2147483647 Math.trunc()

0 1

// 9  (00000000000000000000000000001001)
// 14 (00000000000000000000000000001110)

14 | 9;
// 15 (00000000000000000000000000001111)

14n | 9n; // 15n


ECMAScript 2027 LanguageSpecification # prod-BitwiseORExpression

(JavaScript )

MDN

MDN 2026614

GitHub

JavaScript
JavaScript
1. (+)
2. (+=)
3. (=)
4. async function
5. async function*
6. await
7. (&)
8. (&=)
9. (~)
10. (|)
11. (|=)
12. (^)
13. (^=)
14. class
15. (,)
17. (--)
18. delete
20. (/)
21. (/=)
22. (==)
23. (**)
24. (**=)
25. function
26. function*
27. (>)
28. (>=)
29. ( )
30. import.meta
  1. import.meta.resolve()
31. import()
32. in
33. (++)
34. (!=)
35. instanceof
36. (<<)
37. (<<=)
38. (<)
39. (<=)
40. (&&)
41. (&&=)
42. (!)
43. (||)
44. (||=)
45. (*)
46. (*=)
47. new
48. new.target
49. null
50. (??=)
51. (??)
54. (?.)
56. (%)
57. (%=)
58. (>>)
59. (>>=)
60. (...)
61. (===)
62. (!==)
63. (-)
64. (-=)
65. super
66. this
67. typeof
68. (-)
69. (+)
70. (>>>)
71. (>>>=)
72. void
73. yield
74. yield*