가장 안쪽 환경 begin{question}
과 그에 상응하는 end{question}
.
샘플 데이터
\section{Takayasu arteritis}
\begin{question}
{You get a patient.
What do you notice first in this patient?}
Absence of peripheral pulse.
\end{question}
\begin{question}
{What was the first Takayasu case?}
Young woman in Asia with red vessels in the eye.
So special eye diagnosis done.
Affects eye.
\end{question}
Fever of unknown origin can be used when you do not know what is causing the disease.
% Show cases in MedScape and ask class.
Aneurysms.
\subsection{Treatment}
\begin{question}
{What you should always include in Takayasu treatment?
What are the symptoms?}
Blood pressure.
Aneurysms which will burst without treatment.
So blood pressure decreasing drugs like beta blockers along in combination with other drugs.
\end{question}
내 예상 결과는
\begin{question}
{You get a patient.
What do you notice first in this patient?}
Absence of peripheral pulse.
\end{question}
또는
\begin{question}
{What was the first Takayasu case?}
Young woman in Asia with red vessels in the eye.
So special eye diagnosis done.
Affects eye.
\end{question}
또는
\begin{question}
{What you should always include in Takayasu treatment?
What are the symptoms?}
Blood pressure.
Aneurysms which will burst without treatment.
So blood pressure decreasing drugs like beta blockers along in combination with other drugs.
\end{question}
어떻게 가장 내부 환경에만 일치할 수 있습니까?
답변1
이 시도:
pcregrep -M '\\begin{question}(.|\n)*?\\end{question}'
설명하다:
pcregrep
: grep Perl 호환 정규 표현식-M
: 패턴이 여러 줄과 일치하도록 허용(.|\n)*?
: non-greedy 모드에서는 일반 문자.
나 개행 문자가\n
0번 이상 일치합니다..
?
결과:
\begin{question}
{You get a patient.
What do you notice first in this patient?}
Absence of peripheral pulse.
\end{question}
\begin{question}
{What was the first Takayasu case?}
Young woman in Asia with red vessels in the eye.
So special eye diagnosis done.
Affects eye.
\end{question}
\begin{question}
{What you should always include in Takayasu treatment?
What are the symptoms?}
Blood pressure.
Aneurysms which will burst without treatment.
So blood pressure decreasing drugs like beta blockers along in combination with other drugs.
\end{question}
답변2
순수한 정규식 솔루션이 필요합니까, 아니면 그냥 사라질 것입니까?
perl -lne 'print if(/^\\begin{question}/ .. /^\\end{question}/)' file