underline latex code example

Example 1: latex bold text

\textbf{text}

Example 2: underline in latex

\underline{science}

Example 3: line above latex

% This is for single characters
$\bar{a}$
 
% And this works for anything longer
$\overline{abc}$

Example 4: latex italic

\emph{accident}

Example 5: underscore latex

\documentclass{article}

\begin{document}

\texttt{Samp\_Dist\_Corr}

\verb|Samp_Dist_Corr|

\texttt{Samp\char`_Dist\char`_Corr}

\end{document}