#-*- coding: UTF-8 -*- '''1、讀取指定目錄下的所有文件2、讀取指定文件，輸出文件內容3、創建一個文件并保存到指定目錄'''import os# 遍歷指定目錄，顯示目錄下的所有文件名def eachFile(filepath):  pathDir = os.listdir(filepath)  for allDir in pathDir:    child = os.path.join('%s%s' % (filepath, allDir))    print child.decode('gbk') # .decode('gbk')是解決中文顯示亂碼問題# 讀取文件內容并打印def readFile(filename):  fopen = open(filename, 'r') # r 代表read  for eachLine in fopen:    print "讀取到得內容如下：",eachLine  fopen.close()  # 輸入多行文字，寫入指定文件并保存到指定文件夾def writeFile(filename):  fopen = open(filename, 'w')  print "/r請任意輸入多行文字"," ( 輸入 .號回車保存)"  while True:    aLine = raw_input()    if aLine != ".":      fopen.write('%s%s' % (aLine, os.linesep))    else:      print "文件已保存!"      break  fopen.close()if __name__ == '__main__':  filePath = "D://FileDemo//Java//myJava.txt"  filePathI = "D://FileDemo//Python//pt.py"  filePathC = "C://"  eachFile(filePathC)  readFile(filePath)  writeFile(filePathI)