批处理如何批量修改文本的数字？

netdzb

有一个文件文件page.txt，里面保存的数据是

1,255
256,509
510,763
764,1017
1018,1271
1272,1526


==========================

要求用批处理依次生成pdf01.txt

# 开始页
start_page = 1

# 截止页
end_page = 255

outputStream = open("output-01.pdf", "wb")

=============================

要求用批处理依次生成pdf02.txt

# 开始页
start_page = 256

# 截止页
end_page = 509

outputStream = open("output-02.pdf", "wb")


===============================

要求用批处理依次生成pdf03.txt

# 开始页
start_page = 510

# 截止页
end_page = 763

outputStream = open("output-03.pdf", "wb")

==========================

要求用批处理依次生成pdf04.txt

# 开始页
start_page = 764
# 截止页
end_page = 1017

outputStream = open("output-04.pdf", "wb")

=============================


要求用批处理依次生成pdf05.txt

# 开始页
start_page = 1018

# 截止页
end_page = 1271

outputStream = open("output-05.", "wb")

===============================

要求用批处理依次生成pdf06.txt

# 开始页
start_page = 1272
# 截止页
end_page = 1526

outputStream = open("output-06.pdf", "wb")

smss

1. @Echo off&SetLocal EnableDelayedExpansion&set n=100
   
2. for /f "tokens=1,2 delims=," %%a in (page.txt)do set /a n+=1&(Echo # 开始页&Echo start_page = %%a&Echo # 截止页&Echo end_page = %%b&Echo outputStream = open^("output-!n:~-2!.pdf", "wb"^))>pdf!n:~-2!.txt
   
3. pause

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