批处理如何提取含特定字符的行？

anjohnlee

各位大神，我有一段文本如下，想提取所有含字符“>”的行到另一个文本中

>gi|156339812|ref|XP_001620269.1| hypothetical protein NEMVEDRAFT_v1g148627 [Nematostella vectensis]
QELDELLEEEKLIGVPLLVFANKQDLMNAATPAEISSNLGLNTIRSRGWQIQGCSALTGEGVQVSL
>gi|290995306|ref|XP_002680236.1| predicted protein [Naegleria gruberi]
MLVIWANKQDLPNAVVDVDELTKILQLNSIKQTSYIQPCSAVRGTGLYEGLEWISNNL
>gi|677097050|gb|KFP32535.1| ADP-ribosylation factor-like 5A, partial [Colius striatus]
DLKKAGLLIFANKQDVKECMTVAEISQFLKLTSIKDHQWHIQACCALTGEGLCQGLE
>gi|290995306|ref|XP_002680236.1| predicted protein [Naegleria gruberi]
MLVIWANKQDLPNAVVDVDELTKILQLNSIKQTSYIQPCSAVRGTGLYEGLEWISNNL
>gi|537203262|gb|ERE79577.1| ADP-ribosylation factor-like protein 3 [Cricetulus griseus]
MVQELTELLEEEKLSCVPVLIFANKQDLLTAAPASEIAEGLNLHTIRDRVWQIQSCSALTGEGVQDGMNWVCKNVNAKKK



即，提取下文中的五行，求大神动动手指教教我啊
>gi|156339812|ref|XP_001620269.1| hypothetical protein NEMVEDRAFT_v1g148627 [Nematostella vectensis]
>gi|290995306|ref|XP_002680236.1| predicted protein [Naegleria gruberi]
>gi|677097050|gb|KFP32535.1| ADP-ribosylation factor-like 5A, partial [Colius striatus]
>gi|290995306|ref|XP_002680236.1| predicted protein [Naegleria gruberi]
>gi|537203262|gb|ERE79577.1| ADP-ribosylation factor-like protein 3 [Cricetulus griseus]

jian123ch

下面的代码我是在WIN7下调试通过的。

1. @echo off
   
2. setlocal enabledelayedexpansion
   
3. (for /f "eol= delims=" %%i in (testbbs1.txt) do (
   
4.   set strtmp=%%i
   
5.   if "!strtmp:~0,1!"==">" (echo !strtmp!)
   
6. ))>newtext.txt
   
7. type newtext.txt

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xudaweb

1. 
   
2. findstr ">gi|" 1.txt >>2.txt
   

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jian123ch

回复 3# xudaweb
“findstr”这个命令，我还没有学到！

522235677

1. 
   
2. findstr ">" 1.txt >new.txt
   

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