VS Code與3schools截圖 程式碼 a = "Ha,尤婕羽,我使用w3schools學習,也會使用vsCode開發環境" b = a.replace('','') print (a) print (b) print ('幾個很?', a.count('很')) print ('很在0,1..位置', a.find('很')) print ('很在0,1..位置', a.rfind('很')) print ('a的長度',len(a)) print('英文大寫',a.upper()) print('英文小寫',a.lower()) txt = "HELLO,將第一個字母轉成大寫。" x = txt.capitalize() print (x) print (txt.casefold()) y = txt.center(30) print(txt.center(30)) print(y) print(len(y)) w3schools字串方式列表 https://www.w3schools.com/python/default.asp Method Description capitalize() Converts the first character to upper case casefold() Converts string into lower case center() Returns a centered string count() Returns the number of times a specified value occurs in a string encode() Returns an encoded version of the string endswith() Returns true if the string ends with the specified value expandtabs() Sets the tab size of the string find() Searches the ...