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刷题练习
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JavaScript 小测验
测试你对JavaScript这一门语言本身的掌握情况。
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tag: JavaScript
1. Promise order
JavaScript
Promise
容易
99 likes
3. Promise then callbacks
JavaScript
Promise
容易
51 likes
6. Arrow Function
JavaScript
中等难度
42 likes
4. Promise then callbacks II
JavaScript
Promise
容易
35 likes
2. Promise executor
JavaScript
Promise
容易
34 likes
5. scope
JavaScript
容易
33 likes
19. `this`
JavaScript
容易
25 likes
7. Increment Operator
JavaScript
容易
23 likes
8. Implicit Coercion I
JavaScript
容易
21 likes
76. const
JavaScript
有点难?
15 likes
9. null and undefined
JavaScript
中等难度
15 likes
21. Array I
JavaScript
中等难度
14 likes
69. undefined
JavaScript
容易
13 likes
11. Implicit Coercion II
JavaScript
容易
13 likes
86. setTimeout III
JavaScript
容易
12 likes
36. Promise.prototype.finally()
JavaScript
容易
12 likes
12. arguments
JavaScript
中等难度
12 likes
45. Hoisting VI
JavaScript
容易
11 likes
72. Array length
JavaScript
容易
10 likes
47. Promise Order II
JavaScript
容易
10 likes
17. reduce
JavaScript
中等难度
10 likes
61. onClick
JavaScript
容易
9 likes
41. `this` III
JavaScript
容易
9 likes
29. Hoisting III
JavaScript
容易
9 likes
15. instanceOf
JavaScript
容易
9 likes
14. Addition vs Unary Plus
JavaScript
容易
9 likes
13. Operator precedence
JavaScript
容易
9 likes
10. Equal
JavaScript
容易
9 likes
92. NaN
JavaScript
容易
8 likes
70. function
JavaScript
容易
8 likes
46. Implicit Coercion IV
JavaScript
容易
8 likes
24. Equality & Sameness
JavaScript
容易
8 likes
23. Promise.all()
JavaScript
容易
8 likes
20. name for Function expression
JavaScript
中等难度
8 likes
18. Promise executor II
JavaScript
容易
8 likes
120. try..catch..finally
JavaScript
容易
7 likes
97. `this` V
JavaScript
容易
7 likes
68. if II
JavaScript
中等难度
7 likes
48. Prototype
JavaScript
容易
7 likes
42. Hoisting V
JavaScript
中等难度
7 likes
103. Promise Order III
JavaScript
容易
6 likes
49. `this` IV
JavaScript
容易
6 likes
38. Hoisting IV
JavaScript
容易
6 likes
33. `this` II
JavaScript
容易
6 likes
32. Hoisting IIII
JavaScript
容易
6 likes
27. Hoisting I
JavaScript
容易
6 likes
22. min max
JavaScript
容易
6 likes
16. parseInt
JavaScript
容易
6 likes
95. number format
JavaScript
容易
5 likes
93. string
JavaScript
容易
5 likes
89. let
JavaScript
容易
5 likes
88. try...catch
JavaScript
容易
5 likes
73. window name
JavaScript
中等难度
5 likes
64. reference type
JavaScript
容易
5 likes
60. postMessage
JavaScript
容易
5 likes
58. inherit getter setter
JavaScript
容易
5 likes
28. Hoisting II
JavaScript
容易
5 likes
123. return in Generator 2
JavaScript
容易
4 likes
96. comparison
JavaScript
容易
4 likes
94. emoji
JavaScript
容易
4 likes
83. Plus Plus
JavaScript
容易
4 likes
81. setTimeout II
JavaScript
容易
4 likes
75. meaningless calculation
JavaScript
容易
4 likes
63. in
JavaScript
容易
4 likes
59. override setter
JavaScript
容易
4 likes
57. non-writable
JavaScript
容易
4 likes
54. setTimeout(0ms)
JavaScript
容易
4 likes
52. requestAnimationFrame
JavaScript
容易
4 likes
39. var
JavaScript
容易
4 likes
35. Implicit Coercion III
JavaScript
容易
4 likes
34. precedence
JavaScript
容易
4 likes
30. Equal II
JavaScript
容易
4 likes
113. push
JavaScript
中等难度
3 likes
109. isNaN()
JavaScript
容易
3 likes
106. Promise.all() II
JavaScript
容易
3 likes
102. Arrow Function II
JavaScript
容易
3 likes
87. instanceOf 2
JavaScript
容易
3 likes
84. Array.prototype.sort()
JavaScript
中等难度
3 likes
79. Equal III
JavaScript
容易
3 likes
78. RegExp
JavaScript
RegExp
中等难度
3 likes
71. two-way generator
JavaScript
容易
3 likes
67. if
JavaScript
容易
3 likes
66. comma
JavaScript
容易
3 likes
62. MessageChannel
JavaScript
容易
3 likes
56. to primitive
JavaScript
容易
3 likes
55. sparse array
JavaScript
中等难度
3 likes
51. method
JavaScript
中等难度
3 likes
50. async await
JavaScript
容易
3 likes
37. push unshift
JavaScript
容易
3 likes
31. Math
JavaScript
容易
3 likes
26. true or false
JavaScript
容易
3 likes
25. zero
JavaScript
容易
3 likes
116. strict
JavaScript
容易
2 likes
112. Symbol
JavaScript
容易
2 likes
107. `this` VI
JavaScript
容易
2 likes
82. Proxy II
JavaScript
容易
2 likes
80. Proxy I
JavaScript
容易
2 likes
77. parseInt 2
JavaScript
容易
2 likes
74. Typed Array length
JavaScript
容易
2 likes
53. Prototype 2
JavaScript
容易
2 likes
44. Function call
JavaScript
容易
2 likes
43. JSON.stringify()
JavaScript
中等难度
2 likes
40. RegExp.prototype.test
JavaScript
容易
2 likes
129. Function II
JavaScript
没多少人挑战
1 likes
128. setTimeout IV
JavaScript
中等难度
1 likes
124. comma 2
JavaScript
容易
1 likes
121. Generator return()
JavaScript
中等难度
1 likes
119. return in Generator
JavaScript
中等难度
1 likes
118. structuredClone()
JavaScript
容易
1 likes
115. parseInt II
JavaScript
容易
1 likes
111. falsy
JavaScript
容易
1 likes
110. yield
JavaScript
容易
1 likes
108. property key
JavaScript
容易
1 likes
104. Inheritance
JavaScript
容易
1 likes
101. Equal IV
JavaScript
容易
1 likes
99. closure
JavaScript
容易
1 likes
91. largest Array index
JavaScript
容易
1 likes
90. array keys
JavaScript
中等难度
1 likes
65. Function name
JavaScript
容易
1 likes
130. async
JavaScript
容易
127. JSON.stringify() II
JavaScript
中等难度
126. Object.keys()
JavaScript
中等难度
125. try...catch...finally 2
JavaScript
中等难度
122. Iterable
JavaScript
容易
117. `this` VII
JavaScript
容易
114. constructor
JavaScript
容易
105. typeof
JavaScript
容易
100. `var` vs `let`
JavaScript
容易
85. String.raw()
JavaScript
中等难度