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lesson12-4
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Commit
797c1466
authored
3 years ago
by
BellCodeEditor
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x.py
x.py
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797c1466
# 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'
new_dat
=
''
# with open(r'C:\Users\admin\Desktop\gyytyty.txt','w',encoding='utf-8') as p
:
# p
.write('小明:25本\n')
# p
.write('小强:10本\n')
with
open
(
r'C:\Users\admin\Desktop\gyytyty.txt'
,
'w'
,
encoding
=
'utf-8'
)
as
f
:
f
.
write
(
'小明:25本
\n
'
)
f
.
write
(
'小强:10本
\n
'
)
with
open
(
r'C:\Users\admin\Desktop\gyytyty.txt'
,
'r'
,
encoding
=
'utf-8'
)
as
f
:
for
dat
in
f
:
if
"小强:10本
\n
"
in
dat
:
for
i
in
f
:
if
"小强:10本
\n
"
in
i
:
print
(
"在这里"
)
dat
=
dat
.
replace
(
"小强:10本
\n
"
,
"小强:11本
\n
"
)
new_dat
=
new_dat
+
dat
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