The R Project SVN R

Rev

Rev 80648 | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 80648 Rev 83419
Line 1... Line 1...
1 
% File src/library/graphics/man/axTicks.Rd
 1 
% File src/library/graphics/man/axTicks.Rd
2 
% Part of the R package, https://www.R-project.org
 2 
% Part of the R package, https://www.R-project.org
3 
% Copyright 1995-2021 R Core Team
 3 
% Copyright 1995-2022 R Core Team
4 
% Distributed under GPL 2 or later
 4 
% Distributed under GPL 2 or later
5 
 
 5 
 
6 
\name{axTicks}
 6 
\name{axTicks}
7 
\alias{axTicks}
 7 
\alias{axTicks}
8 
\title{Compute Axis Tickmark Locations}
 8 
\title{Compute Axis Tickmark Locations}
Line 83... Line 83...
83 
}
 83 
}
84 
par(op)
 84 
par(op)
85 
 
 85 
 
86 
x <- 9.9*10^(-3:10)
 86 
x <- 9.9*10^(-3:10)
87 
plot(x, 1:14, log = "x")
 87 
plot(x, 1:14, log = "x")
88 
axTicks(1) # now length 7, in R <= 2.13.x gave 'nintLog = Inf' res; then
 88 
axTicks(1) # now length 7
89 
## 1e-01 1e+01 1e+03 1e+05 1e+07 1e+09 1e+11 ; since R 4.2.0: 1e-2 1e0 1e2 .. 1e10
 - 
 
90 
axTicks(1, nintLog = Inf) # rather too many
 89 
axTicks(1, nintLog = Inf) # rather too many
91 
 
 90 
 
92 
## An example using axTicks() without reference to an existing plot
 91 
## An example using axTicks() without reference to an existing plot
93 
## (copying R's internal procedures for setting axis ranges etc.),
 92 
## (copying R's internal procedures for setting axis ranges etc.),
94 
## You do need to supply _all_ of axp, usr, log, nintLog
 93 
## You do need to supply _all_ of axp, usr, log, nintLog