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a35040f795
this change includes the following changes: - a macro option must be #1–#9 - add \providecommand - add starred versions of \newcommand, \newenvironment, and their variants - add number of arguments to \(re)newenvironment Signed-off-by: Eisuke Kawashima <e-kwsm@users.noreply.github.com> Signed-off-by: Christian Brabandt <cb@256bit.org>
11 lines
368 B
TeX
11 lines
368 B
TeX
\documentclass{article}
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\newcommand{\foo}{}
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\renewcommand*{\foo}[1]{#10}
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\providecommand{\foo}[1][default]{#11}
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\newenvironment*{baz}{START}{STOP}
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\renewenvironment{baz}[1]{HEAD of #12:}{TAIL}
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\renewenvironment*{baz}[1][default]{BEGINNING of #12:}{END}
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\begin{document}
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\foo{TeX} % -> TeX0
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\begin{baz} tex \end{baz} % -> BEGINNING of default2:tex END
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\end{document}
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