Create tables in LaTeX, HTML, Markdown and reStructuredText
A very simple table generator, and it is simple by design. It is not intended
to replace any other R packages for making tables. The kable()
function returns a single table for a single data object, and returns a table
that contains multiple tables if the input object is a list of data objects.
The kables()
function is similar to kable(x)
when x
is a
list of data objects, but kables()
accepts a list of kable()
values directly instead of data objects (see examples below).
kable( x, format, digits = getOption("digits"), row.names = NA, col.names = NA, align, caption = NULL, label = NULL, format.args = list(), escape = TRUE, ... ) kables(x, format, caption = NULL, label = NULL)
x |
For |
format |
A character string. Possible values are |
digits |
Maximum number of digits for numeric columns, passed to
|
row.names |
Logical: whether to include row names. By default, row names
are included if |
col.names |
A character vector of column names to be used in the table. |
align |
Column alignment: a character vector consisting of |
caption |
The table caption. |
label |
The table reference label. By default, the label is obtained
from |
format.args |
A list of arguments to be passed to |
escape |
Boolean; whether to escape special characters when producing
HTML or LaTeX tables. When |
... |
Other arguments (see Examples and References). |
Missing values (NA
) in the table are displayed as NA
by
default. If you want to display them with other characters, you can set the
option knitr.kable.NA
, e.g. options(knitr.kable.NA = '')
to
hide NA
values.
A character vector of the table source code.
When using kable()
as a top-level expression, you do not
need to explicitly print()
it due to R's automatic implicit
printing. When it is wrapped inside other expressions (such as a
for
loop), you must explicitly print(kable(...))
.
See
https://bookdown.org/yihui/rmarkdown-cookbook/kable.html for some
examples about this function, including specific arguments according to the
format
selected.
Other R packages such as huxtable, xtable, kableExtra, gt and tables for HTML and LaTeX tables, and ascii and pander for different flavors of markdown output and some advanced features and table styles. For more on other packages for creating tables, see https://bookdown.org/yihui/rmarkdown-cookbook/table-other.html.
d1 = head(iris) d2 = head(mtcars) # pipe tables by default kable(d1) kable(d2[, 1:5]) # no inner padding kable(d2, format = "pipe", padding = 0) # more padding kable(d2, format = "pipe", padding = 2) kable(d1, format = "latex") kable(d1, format = "html") kable(d1, format = "latex", caption = "Title of the table") kable(d1, format = "html", caption = "Title of the table") # use the booktabs package kable(mtcars, format = "latex", booktabs = TRUE) # use the longtable package kable(matrix(1000, ncol = 5), format = "latex", digits = 2, longtable = TRUE) # change LaTeX default table environment kable(d1, format = "latex", caption = "My table", table.envir = "table*") # add some table attributes kable(d1, format = "html", table.attr = "id=\"mytable\"") # reST output kable(d2, format = "rst") # no row names kable(d2, format = "rst", row.names = FALSE) # Pandoc simple tables kable(d2, format = "simple", caption = "Title of the table") # format numbers using , as decimal point, and ' as thousands separator x = as.data.frame(matrix(rnorm(60, 1e+06, 10000), 10)) kable(x, format.args = list(decimal.mark = ",", big.mark = "'")) # save the value x = kable(d2, format = "html") cat(x, sep = "\n") # can also set options(knitr.table.format = 'html') so that the output is HTML # multiple tables via either kable(list(x1, x2)) or kables(list(kable(x1), # kable(x2))) kable(list(d1, d2), caption = "A tale of two tables") kables(list(kable(d1, align = "l"), kable(d2)), caption = "A tale of two tables")
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