Python - 以相反的顺序显示文本文件的内容
我们将以相反的顺序显示文本文件的内容。为此,我们首先创建一个包含以下内容的文本文件 amit.txt
通过切片以逆序显示文本文件的内容
示例
现在让我们以相反的顺序读取上述文件的内容 -
# The file to be readwith open("amit.txt", "r") as myfile: my_data = myfile.read()# Reversing the data by passing -1 for [start: end: step]rev_data = my_data[::-1]# Displaying the reversed dataprint("Reversed data = ",rev_data)
输出
Reversed data = !tisisihT
通过循环逆序显示文本文件的内容
示例
# Opening the file to readmy_data = open('amit.txt','r')# reversing the datafor myLine in my_data: l = len(myLine) rev_data = ''while(l>=1): rev_data = rev_data + myLine[l-1] l=l-1print("Reversed data = ",rev_data) # Displaying the reversed data
输出
Reversed data = !tisisihT