Some of my custom sublimetext latex snippets

secn.sublime-snippet

<snippet>
    <content><![CDATA[
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%                           $1                   
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\section{${1:section name}} 
\label{sec:${2:${1/\\\w+\{(.*?)\}|\\(.)|(\w+)|([^\w\\]+)/(?4:_:\L$1$2$3)/g}}}
${0:$TM_SELECTED_TEXT}
% END $2
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
]]></content>
    <!-- Optional: Set a tabTrigger to define how to trigger the snippet -->
    <tabTrigger>secn</tabTrigger>
    <!-- Optional: Set a scope to limit where the snippet will trigger -->
    <scope>text.tex.latex</scope>
</snippet>

subsecn.sublime-snippet

<snippet>
    <content><![CDATA[
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%             $1
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\subsection{${1:subsection name}} 
\label{subsec:${2:${1/\\\w+\{(.*?)\}|\\(.)|(\w+)|([^\w\\]+)/(?4:_:\L$1$2$3)/g}}}
${0:$TM_SELECTED_TEXT}
%       END SUBsection $2
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
]]></content>
    <!-- Optional: Set a tabTrigger to define how to trigger the snippet -->
    <tabTrigger>subsecn</tabTrigger>
    <!-- Optional: Set a scope to limit where the snippet will trigger -->
    <scope>text.tex.latex</scope>
</snippet>

subsubsecn.sublime-snippet

<snippet>
    <content><![CDATA[
%%%%%%%%%%%%%%%%%%%%
%   $1
%%%%%%%%%%%%%%%%%%%%
\subsubsection{${1:subsubsection name}} 
\label{subsubsec:${2:${1/\\\w+\{(.*?)\}|\\(.)|(\w+)|([^\w\\]+)/(?4:_:\L$1$2$3)/g}}}
${0:$TM_SELECTED_TEXT}
% END SUBSUBsection $2
%%%%%%%%%%%%%%%%%%%%
]]></content>
    <!-- Optional: Set a tabTrigger to define how to trigger the snippet -->
    <tabTrigger>subsubsecn</tabTrigger>
    <!-- Optional: Set a scope to limit where the snippet will trigger -->
    <scope>text.tex.latex</scope>
</snippet>