265 lines
4.0 KiB
Plaintext
265 lines
4.0 KiB
Plaintext
#LyX 2.0 created this file. For more info see http://www.lyx.org/
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\lyxformat 413
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\begin_document
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\begin_header
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\textclass article
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\use_default_options true
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\begin_modules
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knitr
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\end_modules
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\maintain_unincluded_children false
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\language english
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\shortcut idx
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\end_header
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\begin_body
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\begin_layout Standard
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\begin_inset ERT
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status open
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\begin_layout Plain Layout
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<<setup, include=FALSE, cache=FALSE>>=
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\end_layout
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\begin_layout Plain Layout
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library(knitr)
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\end_layout
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\begin_layout Plain Layout
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# set global chunk options
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\end_layout
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\begin_layout Plain Layout
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opts_chunk$set(fig.path='figure/minimal-', fig.align='center', fig.show='hold')
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\end_layout
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\begin_layout Plain Layout
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options(formatR.arrow=TRUE,width=90)
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\end_layout
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\begin_layout Plain Layout
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@
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\end_layout
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\end_inset
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\end_layout
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\begin_layout Title
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A Minimal Demo of knitr
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\end_layout
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\begin_layout Author
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Yihui Xie
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\end_layout
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\begin_layout Standard
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You can test if
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\series bold
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knitr
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\series default
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works with this minimal demo.
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OK, let's get started with some boring random numbers:
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\end_layout
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\begin_layout Standard
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\begin_inset ERT
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status open
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\begin_layout Plain Layout
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<<boring-random>>=
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\end_layout
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\begin_layout Plain Layout
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set.seed(1121)
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\end_layout
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\begin_layout Plain Layout
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(x=rnorm(20))
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\end_layout
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\begin_layout Plain Layout
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mean(x);var(x)
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\end_layout
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\begin_layout Plain Layout
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@
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\end_layout
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\end_inset
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\end_layout
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\begin_layout Standard
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The first element of
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\family typewriter
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x
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\family default
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is
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\begin_inset ERT
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status collapsed
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\begin_layout Plain Layout
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\backslash
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Sexpr{x[1]}
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\end_layout
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\end_inset
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.
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Boring boxplots and histograms recorded by the PDF device:
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\end_layout
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\begin_layout Standard
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\begin_inset ERT
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status open
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\begin_layout Plain Layout
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<<boring-plots, fig.width=4, fig.height=4, out.width='.4
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\backslash
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\backslash
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linewidth'>>=
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\end_layout
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\begin_layout Plain Layout
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## two plots side by side (option fig.show='hold')
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\end_layout
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\begin_layout Plain Layout
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par(mar=c(4,4,.1,.1),cex.lab=.95,cex.axis=.9,mgp=c(2,.7,0),tcl=-.3,las=1)
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\end_layout
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\begin_layout Plain Layout
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boxplot(x)
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\end_layout
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\begin_layout Plain Layout
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hist(x,main='')
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\end_layout
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\begin_layout Plain Layout
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@
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\end_layout
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\end_inset
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\end_layout
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\begin_layout Standard
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Do the above chunks work? You should be able to compile the TeX document
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and get a PDF file like this one:
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\begin_inset Flex URL
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status collapsed
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\begin_layout Plain Layout
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https://github.com/yihui/knitr/releases/download/doc/knitr-minimal.pdf
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\end_layout
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\end_inset
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.
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The Rnw source of this document is at
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\begin_inset Flex URL
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status collapsed
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\begin_layout Plain Layout
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https://github.com/yihui/knitr/blob/master/inst/examples/knitr-minimal.Rnw
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\end_layout
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\end_inset
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.
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\end_layout
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\end_body
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\end_document
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