2017-01-15 50 views

回答

1

year = 2010; 
 

 
if(year % 100 === 0) 
 
    x = (year % 400 === 0); 
 
else 
 
    x = (year % 4 === 0); 
 
alert(x);

if(year % 100 === 0) 
    x = (year % 400 === 0); 
else 
    x = (year % 4 === 0); 
alert(x); 
+0

@AhQuan檢查片段 –

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感謝隊友!但如果我這樣鍵入(使用{}),那麼如果(year%100 === 0)x =(year%400 === 0); } else { x =(year%4 === 0); alert(x); } –

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有什麼想法爲什麼?對不起,我無法將代碼粘貼到評論部分 –