seasons = [“Spring”, “Summer”, “Fall”, “Winter”]
lst = list( enumerate(seasons) ) #e- nu-me-rate: 列舉,羅列,歷數,遍歷
print( lst )
lst1 = list( enumerate(seasons,start=1) )
print( lst1 )

seasons = [“Spring”,”Summer”,”Fall”,”Winter”]
lst = list( enumerate(seasons) ) #e-nu-me-rate
print( lst )
lst1 = list( enumerate(seasons, start=1) )
print( lst1 )
for idx, sea in enumerate(seasons, start=1):
print(idx,sea)
print(“===一般for迴圈===”)
idx=1
for sea in seasons:
print(idx,sea)
idx += 1






![Python struct.pack() 將整數轉換為bytes ; while list: str1=list[0] ; 中間內容; list=[1:] #切片 ,遍歷list中的每一個元素,跟for i in list 類似 ; timeit() #計時 Python struct.pack() 將整數轉換為bytes ; while list: str1=list[0] ; 中間內容; list=[1:] #切片 ,遍歷list中的每一個元素,跟for i in list 類似 ; timeit() #計時](https://i0.wp.com/savingking.com.tw/wp-content/uploads/2022/10/20221012095050_42.png?quality=90&zoom=2&ssl=1&resize=350%2C233)




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