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Writes a single character to the terminal at the current cursor position. wr accepts text colors and attributes, but these are reset to default afterwards if used.
wr
wrch(chr, fg = NA, bg = NA, attr = NA)
character to be printed to the Console
foreground color. See fg_on for more details.
fg_on
background color. See bg_on for more details.
bg_on
character attribute. See attr_on for more details.
attr_on
NULL
Other writing functions: wrat(), wrkpl(), wrkp(), wr()
wrat()
wrkpl()
wrkp()
wr()
# NOT RUN { mv_to(5,4) wrch("h") wrch("e", fg="red") wr("llo World") # }
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