Nothing
## ----echo=FALSE---------------------------------------------------------------
knitr::opts_chunk$set(comment = "")
library(formatters)
## -----------------------------------------------------------------------------
list_valid_format_labels()
## -----------------------------------------------------------------------------
format_value(5.1235, format = "xx.xx")
## -----------------------------------------------------------------------------
format_value(c(1.2355, 2.6789), "(xx.xx, xx.xx)")
## -----------------------------------------------------------------------------
## pagdfrow supports a large number of pieces of information regarding
## siblings and what information should be repeated after a pagination.
## we ignore all that here and just give the absolutely crucial info:
## nm (name), lab (label), rnum (absolute row position), pth ("path"),
## extent (how many lines it takes up), rclass ("class of row")
fake_pagdf_row <- function(i, rnms) {
nm <- rnms[i]
pagdfrow(
nm = nm, lab = nm, rnum = i, pth = nm, extent = 1L,
rclass = "NA"
)
}
matrix_form.data.frame <- function(df) {
fmts <- lapply(df, function(x) if (is.null(obj_format(x))) "xx" else obj_format(x))
bodystrs <- mapply(function(x, fmt) {
sapply(x, format_value, format = fmt)
}, x = df, fmt = fmts)
rnms <- row.names(df)
if (is.null(rnms)) {
rnms <- as.character(seq_len(NROW(df)))
}
cnms <- names(df)
strings <- rbind(
c("", cnms),
cbind(rnms, bodystrs)
)
fnr <- nrow(strings)
fnc <- ncol(strings)
## center alignment for column labels, left alignment for everything else
aligns <- rbind(
"center",
matrix("left", nrow = NROW(df), ncol = fnc)
)
## build up fake pagination df,
rowdf <- basic_pagdf(row.names(df))
MatrixPrintForm(
strings = strings,
aligns = aligns,
spans = matrix(1, nrow = fnr, ncol = fnc),
formats = matrix("", nrow = fnr, ncol = fnc),
row_info = rowdf,
has_topleft = FALSE,
nlines_header = 1,
nrow_header = 1
)
}
cat(toString(matrix_form.data.frame(mtcars)))
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