文件操作

Posted 2020-11-09 李玮健

fw = open(\'plainText.txt\',mode=\'w\',encoding=\'utf-8\')
for c in plainText:
    print(chr(ord(c)+3),end=\'\')
    fw.write(chr(ord(c)+3))

name1 = \'Peter\'
name2 = \'Kate\'
people = [\'Peter\',\'Kate\',\'Lisa\',12]
people.append(\'Ez\')
people.insert(2,\'Anne\')
print(len(people),people)

fr = open(\'plainText.txt\',mode=\'r\',encoding=\'utf-8\')
plainText = fr.read()
print(plainText)
print(\'密文：\',end=\'\')
for c in plainText:
    print(chr(ord(c)+3),end=\'\')


fw =open(\'cipherText.txt\',mode=\'a\',encoding=\'utf-8\')
for c in plainText:
   print(chr(ord(c)+3),end=\'\')
   fw.write(chr(ord(c)+3))
fr.close()
fw.close()