Some quizzes for JavaScript quirks.

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1. Promise order JavaScript Promise1268 accepted
2. Promise executor JavaScript Promise1243 accepted
3. Promise then callbacks JavaScript Promise783 accepted
5. block scope JavaScript709 accepted
7. Increment Operator JavaScript541 accepted
4. Promise then callbacks II JavaScript Promise533 accepted
70. function JavaScript479 accepted
69. undefined JavaScript458 accepted
8. Implicit Coercion I JavaScript385 accepted
6. Arrow Function JavaScript377 accepted
10. Equal JavaScript311 accepted
61. onClick JavaScript278 accepted
27. Hoisting I JavaScript278 accepted
9. null and undefined JavaScript267 accepted
12. arguments JavaScript261 accepted
63. in JavaScript251 accepted
67. if JavaScript249 accepted
39. var JavaScript246 accepted
28. Hoisting II JavaScript239 accepted
86. setTimeout III JavaScript237 accepted
68. if II JavaScript221 accepted
29. Hoisting III JavaScript220 accepted
65. Function name JavaScript217 accepted
13. Operator precedence JavaScript211 accepted
74. Typed Array length JavaScript188 accepted
37. push unshift JavaScript187 accepted
17. reduce JavaScript181 accepted
72. Array length JavaScript180 accepted
44. Function call JavaScript173 accepted
45. Hoisting VI JavaScript169 accepted
41. `this` III JavaScript167 accepted
54. setTimeout(0ms)JavaScript166 accepted
11. Implicit Coercion II JavaScript163 accepted
23. Promise.all()JavaScript158 accepted
38. Hoisting IV JavaScript154 accepted
18. Promise executor II JavaScript149 accepted
50. async await JavaScript137 accepted
15. instanceOf JavaScript137 accepted
60. postMessage JavaScript135 accepted
46. Implicit Coercion IV JavaScript135 accepted
19. `this`JavaScript135 accepted
64. reference type JavaScript134 accepted
53. Prototype 2 JavaScript134 accepted
22. min max JavaScript134 accepted
62. MessageChannel JavaScript124 accepted
33. `this` II JavaScript124 accepted
32. Hoisting IIII JavaScript120 accepted
59. override setter JavaScript115 accepted
47. Promise Order II JavaScript114 accepted
48. Prototype JavaScript112 accepted
14. Addition vs Unary Plus JavaScript111 accepted
24. Equality & Sameness JavaScript106 accepted
77. parseInt 2 JavaScript105 accepted
16. parseInt JavaScript105 accepted
26. true or false JavaScript103 accepted
49. `this` IV JavaScript102 accepted
21. Array I JavaScript97 accepted
36. Promise.prototype.finally()JavaScript92 accepted
20. name for Function expression JavaScript92 accepted
57. non-writable JavaScript88 accepted
73. window name JavaScript87 accepted
42. Hoisting V JavaScript85 accepted
52. requestAnimationFrame JavaScript82 accepted
84. Array.prototype.sort()JavaScript81 accepted
34. precedence JavaScript77 accepted
81. setTimeout II JavaScript76 accepted
25. zero JavaScript76 accepted
40. RegExp.prototype.test JavaScript75 accepted
71. two-way generator JavaScript73 accepted
58. inherit getter setter JavaScript72 accepted
55. sparse array JavaScript72 accepted
30. Equal II JavaScript72 accepted
31. Math JavaScript67 accepted
76. const JavaScript63 accepted
75. meaningless calculation JavaScript63 accepted
66. comma JavaScript61 accepted
43. JSON.stringify()JavaScript61 accepted
79. Equal III JavaScript51 accepted
51. method JavaScript48 accepted
85. String.raw() JavaScript46 accepted
87. instanceOf 2 JavaScript44 accepted
56. to primitive JavaScript44 accepted
35. Implicit Coercion III JavaScript44 accepted
88. try...catch JavaScript38 accepted
89. let JavaScript36 accepted
83. Plus Plus JavaScript36 accepted
78. RegExp JavaScript RegExp18 accepted
80. Proxy I JavaScript17 accepted
82. Proxy II JavaScript16 accepted
90. array keys JavaScript11 accepted