在学习批处理的过程中，为了少走弯路，现有两问题，盼众位指教。
问题一：
在findstr /?后，得到的只是
Regular expression quick reference:
. Wildcard: any character
* Repeat: zero or more occurances of previous character or class
^ Line position: beginning of line
$ Line position: end of line
[class] Character class: any one character in set
[^class] Inverse class: any one character not in set
[x-y] Range: any characters within the specified range
\x Escape: literal use of metacharacter x
\<xyz Word position: beginning of word
xyz\> Word position: end of word
论坛中的高手是否有适用于Findstr的正则表达式的完全定义参考？
问题二：
findstr有哪些常用技巧或者你有哪些心得？
问题一：
在findstr /?后，得到的只是
Regular expression quick reference:
. Wildcard: any character
* Repeat: zero or more occurances of previous character or class
^ Line position: beginning of line
$ Line position: end of line
[class] Character class: any one character in set
[^class] Inverse class: any one character not in set
[x-y] Range: any characters within the specified range
\x Escape: literal use of metacharacter x
\<xyz Word position: beginning of word
xyz\> Word position: end of word
论坛中的高手是否有适用于Findstr的正则表达式的完全定义参考？
问题二：
findstr有哪些常用技巧或者你有哪些心得？
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