siunitx-formatting.tex

\documentclass{article}

\usepackage{siunitx}
\usepackage{booktabs}
\usepackage[table]{xcolor}

\usepackage{etoolbox}

% Individual \itshape or \bfseries work without this.
% Combinations of both need the robustified version
\robustify\itshape
\robustify\bfseries

\begin{document}

% Required so that siunitx can detect \bfseries, \itshape, etc
\sisetup{detect-all = true}

\begin{table}[t]
    \centering
    \caption{\texttt{siunitx S} columns require a special treatment to format them correctly.}

    \begin{tabular}{SS}
        \toprule
        % Non-number headings require braces:
        {Heading A} & {Heading B} \\
        % Fails with an error: Heading A & Heading B \\
        \midrule
        1.00 & 2.00 \\
        % This is the only way to correctly color and format cells for siunitx:
        {\cellcolor[gray]{0.8}} \bfseries 10.0 & \bfseries\itshape 20.0\\
        100.000 & 200.000 \\
        % color 
        \color{red} 1000.00 & \color{green} \bfseries 2000.00\\
        \multicolumn{2}{c}{(Cells aligned at decimal dot)}\\
        \midrule
        10.0 & 20.0 \\
        % \cellcolor does not work without enclosing braces: Wrong alignment
        \cellcolor[gray]{0.8} \textbf 10.0 & \bfseries \itshape 20.0 \\
        \multicolumn{2}{c}{(Second 10.0 is wrongly aligned,}\\
        \multicolumn{2}{c}{formatting is only applied to first digit.)}\\
        \midrule
        10.0 & 20.0 \\
        % \textbf and \textit do not work: Wrong alignment
        {\cellcolor[gray]{0.8}} \textbf{10.0} & \textit{20.0}\\
        \multicolumn{2}{c}{(Second 10.0 and 20.0 are wrongly aligned)}\\
        \bottomrule
    \end{tabular}
\end{table}

\begin{table}[t]
    \centering
    \caption{Formatting also works with regular \texttt{c} columns}

    \begin{tabular}{cc}
        \toprule
        % Non-number headings require braces:
        {Heading A} & {Heading B} \\
        % Fails with an error: Heading A & Heading B \\
        \midrule
        1.00 & 2.00 \\
        % This is the only way to correctly color and format cells for siunitx:
        {\cellcolor[gray]{0.8}} \bfseries 10.0 & \bfseries \itshape 20.0\\
        100.000 & 200.000 \\
        \color{red} 1000.00 & \color{green} \bfseries 2000.00\\
        \bottomrule
    \end{tabular}
\end{table}

\end{document}

40731

Thanks! I subscribed to the pull requests. Is there anything I can do to speed up the review process?