Latex 中的 Advanced 和 ifthenelse

Latex 中的 Advanced 和 ifthenelse

我正在嘗試為僅滿足一周中某些日子(M,W)的課程編寫課程大綱。我想查看上課日期,並根據日期提前 2 天或 5 天。以下程式碼似乎不起作用(在\ifthenelse語句處失敗)

\documentclass{article}
\usepackage{advdate}
\usepackage[ddmmyyyy]{datetime}
\usepackage{tikz}

\newdateformat{syldate}{\THEMONTH/\THEDAY%(\shortdayofweekname%{\THEDAY}{\THEMONTH}{\THEYEAR})}

 \newcommand{\class}[1]{  
 \def \currday {\shortdayofweekname{\the\day}{\the\month}{\the\year}}
 \ifthenelse{\equal{\currday}{Mon}}{\AdvanceDate[2]}{\AdvanceDate[5]}
 \section* {\syldate{\today} \quad #1}
 }

 \SetDate[06/01/2014]

 \begin{document}
 \class{First Class} 
 \class{Second class}
 \class{Class after holiday}

 \end{document}

我想這樣做的原因是因為我想檢查它是否\today在假期列表中,如果是,則自動前進到下一個上課日。關於如何做到這一點有什麼建議嗎?更有效率的程式碼也受到讚賞。

答案1

希望這就是您所追求的:

在此輸入影像描述

\documentclass{article}
\usepackage[ddmmyyyy]{datetime}% http://ctan.org/pkg/datetime
\usepackage{advdate}% http://ctan.org/pkg/advdate

\newdateformat{syldate}{\THEMONTH/\THEDAY/\THEYEAR}%(\shortdayofweekname%{\THEDAY}{\THEMONTH}{\THEYEAR})}

\newsavebox{\MONDAY}\savebox{\MONDAY}{Mon}% Mon

\makeatletter
\newcommand{\cleardate}[1]{%
  \expandafter\let\csname date@#1@d\endcsname\relax% Clear day
  \expandafter\let\csname date@#1@m\endcsname\relax% Clear month
  \expandafter\let\csname date@#1@y\endcsname\relax% Clear year
}
\makeatother

\newcommand{\class}[1]{%
  \cleardate{mydate}% Clear date
  \newdate{mydate}{\the\day}{\the\month}{\the\year}% Store date
  \section*{\displaydate{mydate} \quad #1}% Set heading
  \setbox1=\hbox{\shortdayofweekname{\getdateday{mydate}}{\getdatemonth{mydate}}{\getdateyear{mydate}}}%
  \ifdim\wd1=\wd\MONDAY
    \AdvanceDate[2]
  \else
    \AdvanceDate[5]
  \fi%
}

\SetDate[06/01/2014]

\begin{document}

\class{First class}
\class{Second class}
\class{Third class}
\class{Fourth class}
\class{Fifth class}
\class{Sixth class}
\class{Seventh class}

\end{document}

mydate此流程儲存加入介面的日期datetimeadvdate。與星期幾的比較是透過測試單字的寬度來完成的Mon。每個三個字母/短日期都有不同的長度:

在此輸入影像描述

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