0
new Number(0)
('')
(' ')
new Boolean(false)
undefined- A:
0,'',undefined - B:
0,new Number(0),'',new Boolean(false),undefined - C:
0,'',new Boolean(false),undefined - D: All of them are falsy
参考答案
0
new Number(0)
('')
(' ')
new Boolean(false)
undefined0, '', undefined0, new Number(0), '', new Boolean(false), undefined0, '', new Boolean(false), undefined参考答案
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