如何使用 Python 在文字檔案中查詢和替換？\n\n\n

以下程式碼將替換給定的文字檔案中的內容。 

替換之後，文字將寫入新的文字檔案 'bar.txt'

示例

f1 = open('foo.txt', 'r')
f2 = open('bar.txt', 'w')
for line in f1:
    print line
    f2.write(line.replace('Poetry', 'Prose'))
f2 = open('bar.txt', 'r')
for line in f2:
   print line,
f1.close()
f2.close()

輸出

輸出內容如下

Poetry is often considered the oldest form of literature. Poetry today is usually
 written down, but is still sometimes performed.
Prose is often considered the oldest form of literature. Prose today is usually
written down, but is still sometimes performed.

Rajendra Dharmkar

更新時間: 19-Feb-2020

380 次瀏覽

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