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目前顯示的是 3月, 2024的文章

吳敏瑄Python自訂函數迴圈write模式a與w

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VS code截圖 程式碼 space, slash, backslash, cr = ' ', '/', '\\', '\n' def row1(k,m):#定義自訂函數 for i in range(1, k+1): for ii in range(m): for j in range(k-i): f.write(space) f.write(slash) for j in range(2*i-2): f.write(space) f.write(backslash) for j in range(k-i): f.write(space) f.write(cr) def row2(r,m): for i in range(1, k+1): for ii in range(m): for j in range(i-1): f.write(space) f.write(backslash) for j in range(2*k-2*i): f.write(space) f.write(slash) for j in range(i-1): f.write(space) f.write('\n') k = input('輸入三角形長度: ') m = input('輸入橫向規格: ') n = input('往下重複次數: ') k, m, n = int(k), int(m), int(n) #將字串k轉integer整數append f = open("吳敏瑄.txt",'w',encodi...

吳敏瑄開啟資料夾編寫檔案

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VS code開發環境截圖 程式碼 space, slash, backslash, cr = ' ', '/', '\\', '\n' k = input('輸入規格: ') m = input('輸入橫向規格: ') k, m = int(k), int(m) #將字串k轉integer整數 f = open("蔡英文.txt",'w',encoding="utf8") for i in range(1, k+1): for ii in range(m): for j in range(k-i): f.write(space) f.write(slash) for j in range(2*i-2): f.write(space) f.write(backslash) for j in range(k-i): f.write(space) f.write(cr) for i in range(1, k+1): for ii in range(m): for j in range(i-1): f.write(space) f.write(backslash) for j in range(2*k-2*i): f.write(space) f.write(slash) for j in range(i-1): f.write(space) f.write('\n') f.close() 影片381 影片382

吳敏瑄python檔案file方法methods

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影片376 程式碼 f = open ( "ascii.txt" , "r" ) #註解開啟open檔案ascii.txt讀取模式r開啟之後要關閉 x = f . read () f . close () print ( "檔案長度" , len ( x )) print ( "列印內容" , x ) f = open ( "ascii.txt" , "r" ) y = f . readlines () #輸出成串列list.長度是列數 print ( "串列y的長度" , len ( y )) for i in range ( len ( y )): #迴圈跑i從0到y的長度     print ( "第" , i + 1 , "列" , y [ i ])

吳敏瑄python內建built-in函數function迴圈loop範圍range

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程式碼 print("練習函數abs, all, any, ascii") for i in range(-2,3): x = abs(i) print(abs(x)) print("all邏輯,是否全部是真?") x, y, z = 1==1, 2>1, 3>2 #=給值,==判斷 print(all([x,y,z])) print("2>1,-1==1,-2>3有正確的嗎",any([2>1, -1==1, -2>3])) print("2>1,-1==1,-2>3全正確嗎",all([2>1, -1==1, -2>3])) #pthon註解range(開始,結束) print("列印,迴圈for, range範圍") for i in range(33301, 33344): print("字碼character", i,"是",chr(i)) for i in range(65, 70): print(chr(i)) w3schools內建函數列表 https://www.w3schools.com/python/python_ref_functions.asp    Python has a set of built-in functions. Function Description abs() Returns the absolute value of a number all() Returns True if all items in an iterable object are true any() Returns True if any item in an iterable object is true ascii() Returns a readable version of an object. Replaces none-ascii characters with escape character bin() Returns the binary version of a number bool() Re...