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lesson12-1
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Commit
6d82a7cd
authored
3 months ago
by
BellCodeEditor
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e5bab30e
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diy.py
diy4.py
diy.py
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e5bab30e
# 写入同学们的捐赠明细:'小兰:12本'、'小丽:11本'、'李文:9本'、'张伟:16本'
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diy4.py
0 → 100644
View file @
6d82a7cd
# 修改小强的数据为11本,以及小兰的数据'小兰:12本'修改为14本,最后读取修改后的数据
new_data
=
''
with
open
(
r'C:\data\book.txt'
,
'r'
,
encoding
=
'utf-8'
)
as
file1
:
for
data
in
file1
:
if
'小强:10本'
in
data
:
data
=
data
.
replace
(
'小强:10本'
,
'小强:11本'
)
if
'小兰:12本'
in
data
:
data
=
data
.
replace
(
'小兰:12本'
,
'小兰:14本'
)
new_data
+=
data
with
open
(
r'C:\data\book.txt'
,
'w'
,
encoding
=
'utf-8'
)
as
file1
:
file1
.
write
(
new_data
)
with
open
(
r'C:\data\book.txt'
,
'r'
,
encoding
=
'utf-8'
)
as
file1
:
a
=
file1
.
read
()
print
(
a
)
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