陳子筠HTML_CSS_Javascript_Java_Python

txt = "黃珍甄 love 蘋果, 蘋果是我 are my favorite 水果蘋果" print(txt.count("蘋果")) print('先練習內建函數len',len(txt)) print('find',txt.find("蘋果")) print('rfind',txt.rfind("蘋果")) print("print列印,字串string字元character的組合") print(txt.title()) print(txt.lower()) print(txt.upper()) print(txt.swapcase()) print(txt.zfill(32)) print(txt.startswith("黃珍甄")) print(len(txt)) for i in range(33333, 33344): print(chr(i)) for i in range(65, 70): print(chr(i)) 373