-
Notifications
You must be signed in to change notification settings - Fork 204
/
Copy pathdatetime2.Rout.save
250 lines (245 loc) · 11.7 KB
/
datetime2.Rout.save
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
R version 3.3.1 RC (2016-06-14 r70774) -- "Bug in Your Hair"
Copyright (C) 2016 The R Foundation for Statistical Computing
Platform: x86_64-pc-linux-gnu (64-bit)
R is free software and comes with ABSOLUTELY NO WARRANTY.
You are welcome to redistribute it under certain conditions.
Type 'license()' or 'licence()' for distribution details.
R is a collaborative project with many contributors.
Type 'contributors()' for more information and
'citation()' on how to cite R or R packages in publications.
Type 'demo()' for some demos, 'help()' for on-line help, or
'help.start()' for an HTML browser interface to help.
Type 'q()' to quit R.
> ### Tests of often platform-dependent features of the POSIX[cl]t implementation.
>
> ### Expect differences, especially with 32-bit time_t
>
> z <- ISOdate(1890:1912, 1, 10, tz="UTC")
> ## Rome changed to CET for 1894
> as.POSIXlt(z, tz="Europe/Rome")
[1] "1890-01-10 12:49:56 RMT" "1891-01-10 12:49:56 RMT"
[3] "1892-01-10 12:49:56 RMT" "1893-01-10 12:49:56 RMT"
[5] "1894-01-10 13:00:00 CET" "1895-01-10 13:00:00 CET"
[7] "1896-01-10 13:00:00 CET" "1897-01-10 13:00:00 CET"
[9] "1898-01-10 13:00:00 CET" "1899-01-10 13:00:00 CET"
[11] "1900-01-10 13:00:00 CET" "1901-01-10 13:00:00 CET"
[13] "1902-01-10 13:00:00 CET" "1903-01-10 13:00:00 CET"
[15] "1904-01-10 13:00:00 CET" "1905-01-10 13:00:00 CET"
[17] "1906-01-10 13:00:00 CET" "1907-01-10 13:00:00 CET"
[19] "1908-01-10 13:00:00 CET" "1909-01-10 13:00:00 CET"
[21] "1910-01-10 13:00:00 CET" "1911-01-10 13:00:00 CET"
[23] "1912-01-10 13:00:00 CET"
> ## Paris changed to PMT for 1892, WET for 1912
> (zz <- as.POSIXlt(z, tz="Europe/Paris"))
[1] "1890-01-10 12:09:21 LMT" "1891-01-10 12:09:21 LMT"
[3] "1892-01-10 12:09:21 PMT" "1893-01-10 12:09:21 PMT"
[5] "1894-01-10 12:09:21 PMT" "1895-01-10 12:09:21 PMT"
[7] "1896-01-10 12:09:21 PMT" "1897-01-10 12:09:21 PMT"
[9] "1898-01-10 12:09:21 PMT" "1899-01-10 12:09:21 PMT"
[11] "1900-01-10 12:09:21 PMT" "1901-01-10 12:09:21 PMT"
[13] "1902-01-10 12:09:21 PMT" "1903-01-10 12:09:21 PMT"
[15] "1904-01-10 12:09:21 PMT" "1905-01-10 12:09:21 PMT"
[17] "1906-01-10 12:09:21 PMT" "1907-01-10 12:09:21 PMT"
[19] "1908-01-10 12:09:21 PMT" "1909-01-10 12:09:21 PMT"
[21] "1910-01-10 12:09:21 PMT" "1911-01-10 12:09:21 PMT"
[23] "1912-01-10 12:00:00 WET"
> strftime(zz, "%Y-%m-%d %H:%M:%S %Z")
[1] "1890-01-10 12:09:21 LMT" "1891-01-10 12:09:21 LMT"
[3] "1892-01-10 12:09:21 PMT" "1893-01-10 12:09:21 PMT"
[5] "1894-01-10 12:09:21 PMT" "1895-01-10 12:09:21 PMT"
[7] "1896-01-10 12:09:21 PMT" "1897-01-10 12:09:21 PMT"
[9] "1898-01-10 12:09:21 PMT" "1899-01-10 12:09:21 PMT"
[11] "1900-01-10 12:09:21 PMT" "1901-01-10 12:09:21 PMT"
[13] "1902-01-10 12:09:21 PMT" "1903-01-10 12:09:21 PMT"
[15] "1904-01-10 12:09:21 PMT" "1905-01-10 12:09:21 PMT"
[17] "1906-01-10 12:09:21 PMT" "1907-01-10 12:09:21 PMT"
[19] "1908-01-10 12:09:21 PMT" "1909-01-10 12:09:21 PMT"
[21] "1910-01-10 12:09:21 PMT" "1911-01-10 12:09:21 PMT"
[23] "1912-01-10 12:00:00 WET"
> ## The offset was really 00:09:21 until 1911, then 00:00
> ## Many platforms will give the current offset, +0100
> strftime(zz, "%Y-%m-%d %H:%M:%S %z")
[1] "1890-01-10 12:09:21 +0009" "1891-01-10 12:09:21 +0009"
[3] "1892-01-10 12:09:21 +0009" "1893-01-10 12:09:21 +0009"
[5] "1894-01-10 12:09:21 +0009" "1895-01-10 12:09:21 +0009"
[7] "1896-01-10 12:09:21 +0009" "1897-01-10 12:09:21 +0009"
[9] "1898-01-10 12:09:21 +0009" "1899-01-10 12:09:21 +0009"
[11] "1900-01-10 12:09:21 +0009" "1901-01-10 12:09:21 +0009"
[13] "1902-01-10 12:09:21 +0009" "1903-01-10 12:09:21 +0009"
[15] "1904-01-10 12:09:21 +0009" "1905-01-10 12:09:21 +0009"
[17] "1906-01-10 12:09:21 +0009" "1907-01-10 12:09:21 +0009"
[19] "1908-01-10 12:09:21 +0009" "1909-01-10 12:09:21 +0009"
[21] "1910-01-10 12:09:21 +0009" "1911-01-10 12:09:21 +0009"
[23] "1912-01-10 12:00:00 +0000"
>
> ## Some platforms give details of the latest conversion.
> z <- ISOdate(c(seq(1890, 1940, 5), 1941:1946, 1950), 1, 10, tz="UTC")
> as.POSIXlt(z, tz="Europe/Paris")
[1] "1890-01-10 12:09:21 LMT" "1895-01-10 12:09:21 PMT"
[3] "1900-01-10 12:09:21 PMT" "1905-01-10 12:09:21 PMT"
[5] "1910-01-10 12:09:21 PMT" "1915-01-10 12:00:00 WET"
[7] "1920-01-10 12:00:00 WET" "1925-01-10 12:00:00 WET"
[9] "1930-01-10 12:00:00 WET" "1935-01-10 12:00:00 WET"
[11] "1940-01-10 12:00:00 WET" "1941-01-10 14:00:00 CEST"
[13] "1942-01-10 14:00:00 CEST" "1943-01-10 13:00:00 CET"
[15] "1944-01-10 13:00:00 CET" "1945-01-10 13:00:00 WEST"
[17] "1946-01-10 13:00:00 CET" "1950-01-10 13:00:00 CET"
> for(i in seq_along(z)) print(as.POSIXlt(z[i], tz="Europe/Paris"))
[1] "1890-01-10 12:09:21 LMT"
[1] "1895-01-10 12:09:21 PMT"
[1] "1900-01-10 12:09:21 PMT"
[1] "1905-01-10 12:09:21 PMT"
[1] "1910-01-10 12:09:21 PMT"
[1] "1915-01-10 12:00:00 WET"
[1] "1920-01-10 12:00:00 WET"
[1] "1925-01-10 12:00:00 WET"
[1] "1930-01-10 12:00:00 WET"
[1] "1935-01-10 12:00:00 WET"
[1] "1940-01-10 12:00:00 WET"
[1] "1941-01-10 14:00:00 CEST"
[1] "1942-01-10 14:00:00 CEST"
[1] "1943-01-10 13:00:00 CET"
[1] "1944-01-10 13:00:00 CET"
[1] "1945-01-10 13:00:00 WEST"
[1] "1946-01-10 13:00:00 CET"
[1] "1950-01-10 13:00:00 CET"
> for(i in seq_along(z))
+ print(strftime(as.POSIXlt(z[i], tz="Europe/Paris"), "%Y-%m-%d %H:%M:%S %z"))
[1] "1890-01-10 12:09:21 +0009"
[1] "1895-01-10 12:09:21 +0009"
[1] "1900-01-10 12:09:21 +0009"
[1] "1905-01-10 12:09:21 +0009"
[1] "1910-01-10 12:09:21 +0009"
[1] "1915-01-10 12:00:00 +0000"
[1] "1920-01-10 12:00:00 +0000"
[1] "1925-01-10 12:00:00 +0000"
[1] "1930-01-10 12:00:00 +0000"
[1] "1935-01-10 12:00:00 +0000"
[1] "1940-01-10 12:00:00 +0000"
[1] "1941-01-10 14:00:00 +0200"
[1] "1942-01-10 14:00:00 +0200"
[1] "1943-01-10 13:00:00 +0100"
[1] "1944-01-10 13:00:00 +0100"
[1] "1945-01-10 13:00:00 +0100"
[1] "1946-01-10 13:00:00 +0100"
[1] "1950-01-10 13:00:00 +0100"
>
> strptime("1920-12-27 08:18:23", "%Y-%m-%d %H:%M:%S", tz="Europe/Paris")
[1] "1920-12-27 08:18:23 WET"
>
> ## check %V etc
>
> d <- expand.grid(day = 1:7, year = 2000:2010)
> z1 <- with(d, ISOdate(year, 1, day))
> d <- expand.grid(day = 25:31, year = 2000:2010)
> z2 <- with(d, ISOdate(year, 12, day))
> z <- sort(c(z1, z2))
> strftime(z, "%G %g %W %U %u %V %W %w")
[1] "1999 99 00 00 6 52 00 6" "1999 99 00 01 7 52 00 0"
[3] "2000 00 01 01 1 01 01 1" "2000 00 01 01 2 01 01 2"
[5] "2000 00 01 01 3 01 01 3" "2000 00 01 01 4 01 01 4"
[7] "2000 00 01 01 5 01 01 5" "2000 00 52 52 1 52 52 1"
[9] "2000 00 52 52 2 52 52 2" "2000 00 52 52 3 52 52 3"
[11] "2000 00 52 52 4 52 52 4" "2000 00 52 52 5 52 52 5"
[13] "2000 00 52 52 6 52 52 6" "2000 00 52 53 7 52 52 0"
[15] "2001 01 01 00 1 01 01 1" "2001 01 01 00 2 01 01 2"
[17] "2001 01 01 00 3 01 01 3" "2001 01 01 00 4 01 01 4"
[19] "2001 01 01 00 5 01 01 5" "2001 01 01 00 6 01 01 6"
[21] "2001 01 01 01 7 01 01 0" "2001 01 52 51 2 52 52 2"
[23] "2001 01 52 51 3 52 52 3" "2001 01 52 51 4 52 52 4"
[25] "2001 01 52 51 5 52 52 5" "2001 01 52 51 6 52 52 6"
[27] "2001 01 52 52 7 52 52 0" "2002 02 53 52 1 01 53 1"
[29] "2002 02 00 00 2 01 00 2" "2002 02 00 00 3 01 00 3"
[31] "2002 02 00 00 4 01 00 4" "2002 02 00 00 5 01 00 5"
[33] "2002 02 00 00 6 01 00 6" "2002 02 00 01 7 01 00 0"
[35] "2002 02 01 01 1 02 01 1" "2002 02 51 51 3 52 51 3"
[37] "2002 02 51 51 4 52 51 4" "2002 02 51 51 5 52 51 5"
[39] "2002 02 51 51 6 52 51 6" "2002 02 51 52 7 52 51 0"
[41] "2003 03 52 52 1 01 52 1" "2003 03 52 52 2 01 52 2"
[43] "2003 03 00 00 3 01 00 3" "2003 03 00 00 4 01 00 4"
[45] "2003 03 00 00 5 01 00 5" "2003 03 00 00 6 01 00 6"
[47] "2003 03 00 01 7 01 00 0" "2003 03 01 01 1 02 01 1"
[49] "2003 03 01 01 2 02 01 2" "2003 03 51 51 4 52 51 4"
[51] "2003 03 51 51 5 52 51 5" "2003 03 51 51 6 52 51 6"
[53] "2003 03 51 52 7 52 51 0" "2004 04 52 52 1 01 52 1"
[55] "2004 04 52 52 2 01 52 2" "2004 04 52 52 3 01 52 3"
[57] "2004 04 00 00 4 01 00 4" "2004 04 00 00 5 01 00 5"
[59] "2004 04 00 00 6 01 00 6" "2004 04 00 01 7 01 00 0"
[61] "2004 04 01 01 1 02 01 1" "2004 04 01 01 2 02 01 2"
[63] "2004 04 01 01 3 02 01 3" "2004 04 51 51 6 52 51 6"
[65] "2004 04 51 52 7 52 51 0" "2004 04 52 52 1 53 52 1"
[67] "2004 04 52 52 2 53 52 2" "2004 04 52 52 3 53 52 3"
[69] "2004 04 52 52 4 53 52 4" "2004 04 52 52 5 53 52 5"
[71] "2004 04 00 00 6 53 00 6" "2004 04 00 01 7 53 00 0"
[73] "2005 05 01 01 1 01 01 1" "2005 05 01 01 2 01 01 2"
[75] "2005 05 01 01 3 01 01 3" "2005 05 01 01 4 01 01 4"
[77] "2005 05 01 01 5 01 01 5" "2005 05 51 52 7 51 51 0"
[79] "2005 05 52 52 1 52 52 1" "2005 05 52 52 2 52 52 2"
[81] "2005 05 52 52 3 52 52 3" "2005 05 52 52 4 52 52 4"
[83] "2005 05 52 52 5 52 52 5" "2005 05 52 52 6 52 52 6"
[85] "2005 05 00 01 7 52 00 0" "2006 06 01 01 1 01 01 1"
[87] "2006 06 01 01 2 01 01 2" "2006 06 01 01 3 01 01 3"
[89] "2006 06 01 01 4 01 01 4" "2006 06 01 01 5 01 01 5"
[91] "2006 06 01 01 6 01 01 6" "2006 06 52 52 1 52 52 1"
[93] "2006 06 52 52 2 52 52 2" "2006 06 52 52 3 52 52 3"
[95] "2006 06 52 52 4 52 52 4" "2006 06 52 52 5 52 52 5"
[97] "2006 06 52 52 6 52 52 6" "2006 06 52 53 7 52 52 0"
[99] "2007 07 01 00 1 01 01 1" "2007 07 01 00 2 01 01 2"
[101] "2007 07 01 00 3 01 01 3" "2007 07 01 00 4 01 01 4"
[103] "2007 07 01 00 5 01 01 5" "2007 07 01 00 6 01 01 6"
[105] "2007 07 01 01 7 01 01 0" "2007 07 52 51 2 52 52 2"
[107] "2007 07 52 51 3 52 52 3" "2007 07 52 51 4 52 52 4"
[109] "2007 07 52 51 5 52 52 5" "2007 07 52 51 6 52 52 6"
[111] "2007 07 52 52 7 52 52 0" "2008 08 53 52 1 01 53 1"
[113] "2008 08 00 00 2 01 00 2" "2008 08 00 00 3 01 00 3"
[115] "2008 08 00 00 4 01 00 4" "2008 08 00 00 5 01 00 5"
[117] "2008 08 00 00 6 01 00 6" "2008 08 00 01 7 01 00 0"
[119] "2008 08 01 01 1 02 01 1" "2008 08 51 51 4 52 51 4"
[121] "2008 08 51 51 5 52 51 5" "2008 08 51 51 6 52 51 6"
[123] "2008 08 51 52 7 52 51 0" "2009 09 52 52 1 01 52 1"
[125] "2009 09 52 52 2 01 52 2" "2009 09 52 52 3 01 52 3"
[127] "2009 09 00 00 4 01 00 4" "2009 09 00 00 5 01 00 5"
[129] "2009 09 00 00 6 01 00 6" "2009 09 00 01 7 01 00 0"
[131] "2009 09 01 01 1 02 01 1" "2009 09 01 01 2 02 01 2"
[133] "2009 09 01 01 3 02 01 3" "2009 09 51 51 5 52 51 5"
[135] "2009 09 51 51 6 52 51 6" "2009 09 51 52 7 52 51 0"
[137] "2009 09 52 52 1 53 52 1" "2009 09 52 52 2 53 52 2"
[139] "2009 09 52 52 3 53 52 3" "2009 09 52 52 4 53 52 4"
[141] "2009 09 00 00 5 53 00 5" "2009 09 00 00 6 53 00 6"
[143] "2009 09 00 01 7 53 00 0" "2010 10 01 01 1 01 01 1"
[145] "2010 10 01 01 2 01 01 2" "2010 10 01 01 3 01 01 3"
[147] "2010 10 01 01 4 01 01 4" "2010 10 51 51 6 51 51 6"
[149] "2010 10 51 52 7 51 51 0" "2010 10 52 52 1 52 52 1"
[151] "2010 10 52 52 2 52 52 2" "2010 10 52 52 3 52 52 3"
[153] "2010 10 52 52 4 52 52 4" "2010 10 52 52 5 52 52 5"
>
> ## tests of earlier years. Default format is OS-dependent, so don't test it.
> ## ISOdate only accepts positive years.
> z <- as.Date(ISOdate(c(0, 8, 9, 10, 11, 20, 110, 1010), 1, 10)) - 3630
> strftime(z, "%04Y-%m-%d") # with leading zero(s)
[1] "-010-02-01" "-002-02-01" "-001-02-02" "0000-02-02" "0001-02-01"
[6] "0010-02-01" "0100-02-01" "1000-02-01"
> strftime(z, "%_4Y-%m-%d") # with leading space(s)
[1] " -10-02-01" " -2-02-01" " -1-02-02" " 0-02-02" " 1-02-01"
[6] " 10-02-01" " 100-02-01" "1000-02-01"
> strftime(z, "%0Y-%m-%d") # without
[1] "-10-02-01" "-2-02-01" "-1-02-02" "0-02-02" "1-02-01"
[6] "10-02-01" "100-02-01" "1000-02-01"
>
>
> ## more test of strftime
> x <- ISOdate(2014, 3, 10, c(7, 13))
> fmts <- c("%Y-%m-%d %H:%M:%S", "%F", "%A %a %b %h %e %I %j",
+ ## locale-dependent ones
+ "%X", # but the same in all English locales
+ "%c", "%x", "%p", "%r")
> for (f in fmts) print(format(x, f))
[1] "2014-03-10 07:00:00" "2014-03-10 13:00:00"
[1] "2014-03-10" "2014-03-10"
[1] "Monday Mon Mar Mar 10 07 069" "Monday Mon Mar Mar 10 01 069"
[1] "07:00:00" "13:00:00"
[1] "Mon Mar 10 07:00:00 2014" "Mon Mar 10 13:00:00 2014"
[1] "03/10/14" "03/10/14"
[1] "AM" "PM"
[1] "07:00:00 AM" "01:00:00 PM"
>