鄒於萱w3schools字串str, format, len, slicingl:]

b ="劉德華大烏龜" #python字串單戓雙引號都可 # 0 1 2 3 4 5 6 # -6-5-4-3-2-1 print("字串長度："+str(len(b))） #相同字串型態オ能串接 print("反過來："+b[::-1]) print(b[：3]）#b字串的0,1,2 print (b[-4:-1]) print (b[-8:-4]) x='火鍋' y = 9999 myorder = "我希望 {2}陪我去吃{0}他付錢 {1}." print (myorder.format(x, y, b)） # format的參數 0, 1, 2