# Invalid string for Date.parse

**URL:** <https://www.ruby-forum.com/t/invalid-string-for-date-parse/111524>\
**Category:** Development\
**Created:** [August 8, 2007, 8:43am UTC](https://www.ruby-forum.com/t/invalid-string-for-date-parse/111524 "2007-08-08T08:43:55Z")\
**Posts on this page:** 9\
**Page:** 1

<div class="post-metadata">

**Author:** ![Yukihiro\_M](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/y/c57346/32.png) [@Yukihiro\_M](https://www.ruby-forum.com/u/Yukihiro_M)\
**Post date:** [August 8, 2007, 8:43am UTC](https://www.ruby-forum.com/t/invalid-string-for-date-parse/111524/1 "2007-08-08T08:43:55Z")

</div>

e$B$^$D$b$He(B e$B$f$-$R$m$G$9e(B

[ruby-core:11860]e$B$K$h$l$P!"e(B1.8.6(e$B$He(Btrunk)e$B$G$Oe(B

% ruby -r date -e ‘p Date.parse(“junk”).to\_s’  
“2007-06-01”

e$B$H$J$j$^$9!#$I$&$b!“e(Bjune$B$G$O$8$^$C$F$$$k$N$Ge(B6e$B7n$H$\_$J$7$F$$$ke(B  
e$B$h$&$G$9!#0JA0$O%(%i!\<$K$J$C$F$$$?$N$G!”$3$l$O$"$^$jK\>$^$7$$e(B  
e$B;EMMJQ99$G$O$J$$$H;W$$$^$9!#e(B

---

<div class="post-metadata">

**Author:** ![Yukihiro\_M](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/y/c57346/32.png) [@Yukihiro\_M](https://www.ruby-forum.com/u/Yukihiro_M)\
**Post date:** [August 8, 2007, 9:32am UTC](https://www.ruby-forum.com/t/invalid-string-for-date-parse/111524/2 "2007-08-08T09:32:02Z")

</div>

e$B$J$+$@$G$9!#e(B

At Wed, 8 Aug 2007 15:42:33 +0900,  
Yukihiro M. wrote in [ruby-dev:31357]:

> [ruby-core:11860]e$B$K$h$l$P!"e(B1.8.6(e$B$He(Btrunk)e$B$G$Oe(B
> 
> % ruby -r date -e ‘p Date.parse(“junk”).to\_s’  
> “2007-06-01”
> 
> e$B$H$J$j$^$9!#$I$&$b!“e(Bjune$B$G$O$8$^$C$F$$$k$N$Ge(B6e$B7n$H$\_$J$7$F$$$ke(B  
> e$B$h$&$G$9!#0JA0$O%(%i!\<$K$J$C$F$$$?$N$G!”$3$l$O$"$^$jK\>$^$7$$e(B  
> e$B;EMMJQ99$G$O$J$$$H;W$$$^$9!#e(B

e$B$H$j$"$($:A4Ite(B\be$B$He(Boe$B%\*%W%7%g%s$rIU$1$F$\_$^$7$?!#e(B

# Index: lib/date/format.rb

— lib/date/format.rb (revision 12899)  
+++ lib/date/format.rb (working copy)  
@@ -404,12 +404,12 @@ class Date  
case s  
when ‘A’, ‘a’

- return unless str.sub!(/\A(#{Format::DAYS.keys.join(’|’)})/io, ‘’)  
||
- 

```
 str.sub!(/\A(#{Format::ABBR_DAYS.keys.join('|')})/io, '')

```

- return unless str.sub!(/\A(#{Format::DAYS.keys.join(’|’)})\b/io,  
‘’) ||
- 

```
 str.sub!(/\A(#{Format::ABBR_DAYS.keys.join('|')})\b/io, '')

```

val = Format::DAYS[$1.downcase] || Format::ABBR\_DAYS[$1.downcase]  
return unless val  
e.wday = val  
when ‘B’, ‘b’, ‘h’

- return unless str.sub!(/\A(#{Format::MONTHS.keys.join(’|’)})/io,  
‘’) ||
- 

```
 str.sub!(/\A(#{Format::ABBR_MONTHS.keys.join('|')})/io, '')

```

- return unless str.sub!(/\A(#{Format::MONTHS.keys.join(’|’)})\b/io,  
‘’) ||

- 

```
 str.sub!(/\A(#{Format::ABBR_MONTHS.keys.join('|')})\b/io, '')

```

val = Format::MONTHS[$1.downcase] ||  
Format::ABBR\_MONTHS[$1.downcase]  
return unless val  
@@ -685,5 +685,5 @@ class Date

def self.\_parse\_day(str, e) # :nodoc:

- if str.sub!(/\b(#{Format::ABBR\_DAYS.keys.join(’|’)})[^-\d\s]\*/in, ’  
')

- if  
str.sub!(/\b(#{Format::ABBR\_DAYS.keys.join(’|’)})\b[^-\d\s]_/ion, ’ ‘)  
e.wday = Format::ABBR\_DAYS[$1.downcase]  
true  
@@ -774,5 +774,5 @@ class Date  
/’?(\d+)[^-\d\s]_  
\s\*

- 

```
(#{Format::ABBR_MONTHS.keys.join('|')})[^-\d\s']*

```

- 

```
(#{Format::ABBR_MONTHS.keys.join('|')})\b[^-\d\s']*
(?:
  \s*

```

@@ -781,5 +781,5 @@ class Date  
(’?-?\d+(?:(?:st|nd|rd|th)\b)?)  
)?

- /inx,

- /ionx,  
’ ') # ’  
s3e(e, $4, Format::ABBR\_MONTHS[$2.downcase], $1,  
@@ -791,5 +791,5 @@ class Date  
def self.\_parse\_us(str, e) # :nodoc:  
if str.sub!(

- /\b(#{Format::ABBR\_MONTHS.keys.join(’|’)})[^-\d\s’]\*

- /\b(#{Format::ABBR\_MONTHS.keys.join(’|’)})\b[^-\d\s’]\*  
\s\*  
(’?\d+)[^-\d\s’]\*  
@@ -800,5 +800,5 @@ class Date  
(’?-?\d+)  
)?

- /inx,

- /ionx,  
’ ') # ’  
s3e(e, $4, Format::ABBR\_MONTHS[$1.downcase], $2,  
@@ -854,10 +854,10 @@ class Date

def self.\_parse\_vms(str, e) # :nodoc:

- if str.sub!(/(’?-?\d+)-(#{Format::ABBR\_MONTHS.keys.join(’|’)})[^-]\*
- -(’?-?\d+)/inx, ’ ')

- if  
str.sub!(/(’?-?\d+)-(#{Format::ABBR\_MONTHS.keys.join(’|’)})\b[^-]\*
- -(’?-?\d+)/ionx, ’ ')  
s3e(e, $3, Format::ABBR\_MONTHS[$2.downcase], $1)  
true

- elsif str.sub!(/\b(#{Format::ABBR\_MONTHS.keys.join(’|’)})[^-]\*
- -(’?-?\d+)(?:-(’?-?\d+))?/inx, ’ ')

- elsif str.sub!(/\b(#{Format::ABBR\_MONTHS.keys.join(’|’)})\b[^-]\*
- -(’?-?\d+)(?:-(’?-?\d+))?/ionx, ’ ')  
s3e(e, $3, Format::ABBR\_MONTHS[$1.downcase], $2)  
true  
@@ -887,5 +887,5 @@ class Date

def self.\_parse\_mon(str, e) # :nodoc:

- if str.sub!(/\b(#{Format::ABBR\_MONTHS.keys.join(’|’)})\S\*/in, ’ ')

- if str.sub!(/\b(#{Format::ABBR\_MONTHS.keys.join(’|’)})\b\S\*/ion, ’  
')  
e.mon = Format::ABBR\_MONTHS[$1.downcase]  
true

---

<div class="post-metadata">

**Author:** ![Yukihiro\_M](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/y/c57346/32.png) [@Yukihiro\_M](https://www.ruby-forum.com/u/Yukihiro_M)\
**Post date:** [August 8, 2007, 1:13pm UTC](https://www.ruby-forum.com/t/invalid-string-for-date-parse/111524/3 "2007-08-08T13:13:36Z")

</div>

> e$B$H$J$j$^$9!#$I$&$b!“e(Bjune$B$G$O$8$^$C$F$$$k$N$Ge(B6e$B7n$H$\_$J$7$F$$$ke(B  
> e$B$h$&$G$9!#0JA0$O%(%i!\<$K$J$C$F$$$?$N$G!”$3$l$O$"$^$jK\>$^$7$$e(B  
> e$B;EMMJQ99$G$O$J$$$H;W$$$^$9!#e(B

e$B$=$l$re(B6e$B7n$H8+Jo$9$N$O!"0JA0$+$i$N$3$H$G$9$,!"7nL\>C1BN$G$b\<u$1$H$l$k$he(B  
e$B$&$K$J$C$?$3$H$,JQ$C$F$$$^$9!#$^$?!"0JA0$O!“G/7nF|$,B7$C$F$$$J$$$H%(%i!\<e(B  
e$B$K$7$F$$$^$7$?$,!”:#$O!"e(BTime.parse  
e$B$N;EMM$K6a$$?6Iq$$$K$J$C$F$$$^$9!#e(B

e$BKM\<+?H$O!“e(Bparse  
e$B$O!“F|IU$r8!\>Z$9$k$3$H$OA4$/L\E\*$H$7$F$$$J$$$H9M$($F$$e(B  
e$B$^$9!#$=$&$$$&$3$H$r$”$^$j:Y$+$/8@$$$@$9$H!”:#$Ne(B parse  
e$B$N$"$jJ}\<+BN$,e(B  
e$BLdBj$@$H$$$&$3$H$K$J$j$^$9!#e(B

$ ruby -vr time -e “p Time.parse(‘2 light years ago’)”  
ruby 1.8.6 (2007-06-07 patchlevel 36) [i386-freebsd6.2]  
Wed Aug 08 19:00:12 +0900 2007

Time.parse  
e$B$J$I$O!“0JA0$+$i!”$J$s$iF|IU$i$7$5$,$J$$$b$N$G$b%(%i!\<$K$Je(B  
e$B$j$^$;$s!#$7$+$7!“e(BDate.parse  
e$B$K$D$$$F!”$I$&$7$F$b$=$3$^$G$N8\_49@-$,I,e(B  
e$BMW$@$H$$$&$J$i!"85$KLa$9$N$,$$$$$G$7$g$&!#e(B

e$B$G!"$J$+$@$5$s$N%Q%C%A$O!"e(B’Sept 23’  
e$B$N$h$&$JF|IU$bH]Dj$7$F$7$^$&$N$G5Qe(B  
e$B2\<$5$;$F$b$i$$$^$9!#e(B

e$B$=$l$H!"$D$$$G$G$9$,!"e(B[ruby-dev:31309]  
e$B$N7o!"D\>$9$+!"D\>$;$J$$$N$J$i!"e(B  
e$B85$KLa$7$F$[$7$$$N$G$9$,!#54\<V$N:G?7HG$N%P%0$@$H;W$$$^$9!#e(B

---

<div class="post-metadata">

**Author:** ![Yukihiro\_M](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/y/c57346/32.png) [@Yukihiro\_M](https://www.ruby-forum.com/u/Yukihiro_M)\
**Post date:** [August 8, 2007, 8:19pm UTC](https://www.ruby-forum.com/t/invalid-string-for-date-parse/111524/4 "2007-08-08T20:19:54Z")

</div>

e$B$J$+$@$G$9!#e(B

At Wed, 8 Aug 2007 20:12:04 +0900,  
Tadayoshi F. wrote in [ruby-dev:31359]:

> e$B$G!"$J$+$@$5$s$N%Q%C%A$O!"e(B’Sept 23’ e$B$N$h$&$JF|IU$bH]Dj$7$F$7$^$&$N$G5Qe(B  
> e$B2\<$5$;$F$b$i$$$^$9!#e(B

Septe$B$H$$$&$N$O$"$k$+$b$7$l$^$;$s$,!“e(BSeptee$B$H$+e(BSepteme$B$H$+e(BSeptembe$B$\_e(B  
e$B$?$$$N$b$”$j$G$7$g$&$+!#$b$7e(BSepte$B$H$+FCDj$N7A$@$15vMF$9$k$N$G$"$le(B  
e$B$P!"$=$l$be(BABBR\_MONTHSe$B$KDI2C$9$l$P$$$$$N$G$O$J$$$+$H;W$$$^$9$,!#e(B

---

<div class="post-metadata">

**Author:** ![Yukihiro\_M](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/y/c57346/32.png) [@Yukihiro\_M](https://www.ruby-forum.com/u/Yukihiro_M)\
**Post date:** [August 8, 2007, 6:39pm UTC](https://www.ruby-forum.com/t/invalid-string-for-date-parse/111524/5 "2007-08-08T18:39:11Z")

</div>

e$B$^$D$b$He(B e$B$f$-$R$m$G$9e(B

In message “Re: [ruby-dev:31359] Re: invalid string for Date.parse”  
on Wed, 8 Aug 2007 20:12:04 +0900, Tadayoshi F. [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid)  
writes:

|\> e$B$H$J$j$^$9!#$I$&$b!“e(Bjune$B$G$O$8$^$C$F$$$k$N$Ge(B6e$B7n$H$\_$J$7$F$$$ke(B  
|\> e$B$h$&$G$9!#0JA0$O%(%i!\<$K$J$C$F$$$?$N$G!”$3$l$O$"$^$jK\>$^$7$$e(B  
|\> e$B;EMMJQ99$G$O$J$$$H;W$$$^$9!#e(B  
|  
|e$B$=$l$re(B6e$B7n$H8+Jo$9$N$O!"0JA0$+$i$N$3$H$G$9$,!"7nL\>C1BN$G$b\<u$1$H$l$k$he(B  
|e$B$&$K$J$C$?$3$H$,JQ$C$F$$$^$9!#$^$?!"0JA0$O!“G/7nF|$,B7$C$F$$$J$$$H%(%i!\<e(B  
|e$B$K$7$F$$$^$7$?$,!”:#$O!"e(BTime.parse e$B$N;EMM$K6a$$?6Iq$$$K$J$C$F$$$^$9!#e(B

e$B$U$`!#$=$&$$$&$3$H$G$9$+!#7nL\>C1BN$r\<u$1IU$1$k$K$J$C$?I{:nMQe(B  
e$B$H!#!Ve(BSepe$B$Oe(BOKe$B$Ge(BSepte$B$O%@%a!W$H$$$&$N$,?I$$$H8@$&$N$O$_$C$7$ce(B  
e$B$kDL$j$G$9$M!#M}A[$r$$$($Pe(BSepe$B0J\>e$Ge(BSeptembere$B$N0lIt$G$“$k$b$Ne(B  
e$B$@$1$,e(Bvalide$B$H$9$k$N$,NI$$$N$G$7$g$&$,!”$=$l$O%3%9%HE_$K@^$je(B  
e$B9g$o$J$$$@$m$&$H$$$&$N$bJ,$+$j$^$9!#e(B

|Time.parse e$B$J$I$O!“0JA0$+$i!”$J$s$iF|IU$i$7$5$,$J$$$b$N$G$b%(%i!\<$K$Je(B  
|e$B$j$^$;$s!#$7$+$7!“e(BDate.parse e$B$K$D$$$F!”$I$&$7$F$b$=$3$^$G$N8\_49@-$,I,e(B  
|e$BMW$@$H$$$&$J$i!"85$KLa$9$N$,$$$$$G$7$g$&!#e(B

e$B$$$($$$(!";v\>p$,J,$+$l$PL5M}$O$$$$$^$;$s!#@hJ}$K$O$=$N;]EA$(e(B  
e$B$F$\*$-$^$7$g$&!#e(B

|e$B$=$l$H!"$D$$$G$G$9$,!"e(B[ruby-dev:31309] e$B$N7o!"D\>$9$+!"D\>$;$J$$$N$J$i!"e(B  
|e$B85$KLa$7$F$[$7$$$N$G$9$,!#54\<V$N:G?7HG$N%P%0$@$H;W$$$^$9!#e(B

e$BD\>$9$h$&$KEXNO$7$F$^$9$,!"$^$@2r7h$7$F$^$;$s!#85$KLa$9$He(B  
Unicodee$B\<~$j$N?\<9o$J%P%0$rI|3h$5$;$k$N$Gm4m0$7$F$^$9!#$3$l$be(B  
e$B==J,?\<9o$J$N$G$9$,!#e(B

```
                            e$B$^$D$b$He(B e$B$f$-$R$me(B /:|)

```

---

<div class="post-metadata">

**Author:** ![Yukihiro\_M](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/y/c57346/32.png) [@Yukihiro\_M](https://www.ruby-forum.com/u/Yukihiro_M)\
**Post date:** [August 9, 2007, 12:56am UTC](https://www.ruby-forum.com/t/invalid-string-for-date-parse/111524/6 "2007-08-09T00:56:37Z")

</div>

> Septe$B$H$$$&$N$O$"$k$+$b$7$l$^$;$s$,!“e(BSeptee$B$H$+e(BSepteme$B$H$+e(BSeptembe$B$\_e(B  
> e$B$?$$$N$b$”$j$G$7$g$&$+!#$b$7e(BSepte$B$H$+FCDj$N7A$@$15vMF$9$k$N$G$"$le(B  
> e$B$P!"$=$l$be(BABBR\_MONTHSe$B$KDI2C$9$l$P$$$$$N$G$O$J$$$+$H;W$$$^$9$,!#e(B

e$B$=$l$K4X$7$F$O$=$NDL$j$@$H;W$$$^$9!#$?$@!"$=$b$=$b8!\>Z$NLr$KN)$D$h$&$Ke(B  
e$B=PMh$F$$$^$;$s!#$@$+$i!"$3$3$@$1BP=h$7$F$b!"$"$^$j0UL#$,$"$k$h$&$K;W$oe(B  
e$B$l$^$;$s!#$3$l$O2]Bj$N0lIt$G$7$+$J$$$H;W$$$^$9!#e(B

e$B8!\>Z$NLr$KN)$F$?$$$J$i$P!“0JA0e(B rbison (e$B:#$J$ie(B racc e$B$+e(B)  
e$B$G=q$$$?e(B  
parsedate2  
e$B$N$[$&$,$d$j$d$9$$$H;W$$$^$9$,!#$G$b!”$=$l$O$=$l$G!"$^$?JLe(B  
e$B$N$$$/$D$b$N2]Bj$rF@$k$3$H$K$J$kH&$G$9!#CY$/$J$k$7!"$0$C$HBP\>]$r9J$j$3e(B  
e$B$`$3$H$K$J$k$H;W$$$^$9!#e(B

e$B$G!“F1$8$h$&$J2]Bj$,$”$C$F$b!"$J$\<$+2r7h$re(B Time  
e$B$G$O$J$/!"e(BDate e$B$K5a$ae(B  
e$B$i$l$k$3$H$,B?$$$h$&$J5$$,$9$k$N$G$9$,!"2?8N!"e(BTime.parse  
e$B$K$O5?Ld$r$be(B  
e$B$?$l$J$$$N$+$J!#EDCf$5$s$,F10U$9$k$J$i!"e(BTime  
e$B$N$[$&$G@h$:HO$r\<($7$F$/e(B  
e$B$l$F$b$$$$$H;W$$$^$9!#e(B

---

<div class="post-metadata">

**Author:** ![Yukihiro\_M](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/y/c57346/32.png) [@Yukihiro\_M](https://www.ruby-forum.com/u/Yukihiro_M)\
**Post date:** [August 9, 2007, 2:12am UTC](https://www.ruby-forum.com/t/invalid-string-for-date-parse/111524/7 "2007-08-09T02:12:41Z")

</div>

e$B$^$D$b$He(B e$B$f$-$R$m$G$9e(B

In message “Re: [ruby-dev:31369] Re: invalid string for Date.parse”  
on Thu, 9 Aug 2007 08:52:51 +0900, Tanaka A. [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid)  
writes:

|e$BLdBj$O!“==J,$KB?$/$N?M$,G\<F@$G$-$kF|IU$NDj5A$O2DG=$+!”$H$$$&e(B  
|e$B$H$3$m$K$"$k$H;W$&$N$G!"J86g$r$$$C$F$/$k?M$K$O$=$NDj5A$r?R$Me(B  
|e$B$l$P$$$$$s$8$c$J$$$G$7$g$&$+!#$b$7G\<F@$G$-$kAG@2$i$7$$Ez$($,e(B  
|e$BJV$C$F$-$?$i$\<$R:NMQ$7$^$7$g$&!#e(B

[ruby-core:11866]e$B$N$h$&$K!V9W8%$G$-$k$@$m$&$+!W$H9M$($F$$$ke(B  
e$B?M$O$$$k$N$G!"Cf$K$ODj5A$r;}$C$F$$$k?M$,$$$k$+$b$7$l$^$;$s!#e(B  
e$B8=;~E@$G$Oe(B

[TimeDate-1.16 - miscellaneous timezone manipulations routines - metacpan.org](http://search.cpan.org/~gbarr/TimeDate-1.16/)

e$B$NDj5A$,;29M$K$J$k$N$G$O$J$$$+e(B[ruby-core:11870]e$B$/$i$$$7$+8+e(B  
e$B$+$1$^$;$s$1$l$I!#$G!“e(BPerle$B$Ne(BTimeDatee$B$Ne(Bparsee$B$,;H$$J\*$K$J$k$+e(B  
e$B$I$&$+!”$"$k$$$O!VG\<F@$G$-$kEz$(!W$J$N$+$I$&$+!"8=;~E@$G$O;de(B  
e$B$K$OJ,$+$j$^$;$s!#e(B

```
                            e$B:G6aDLLu78!)e(B
                            e$B$^$D$b$He(B e$B$f$-$R$me(B /:|)

```

---

<div class="post-metadata">

**Author:** ![Yukihiro\_M](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/y/c57346/32.png) [@Yukihiro\_M](https://www.ruby-forum.com/u/Yukihiro_M)\
**Post date:** [August 9, 2007, 1:53am UTC](https://www.ruby-forum.com/t/invalid-string-for-date-parse/111524/8 "2007-08-09T01:53:40Z")

</div>

In article [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid),  
Tadayoshi F. [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid) writes:

> e$B$G!“F1$8$h$&$J2]Bj$,$”$C$F$b!"$J$\<$+2r7h$re(B Time e$B$G$O$J$/!"e(BDate e$B$K5a$ae(B  
> e$B$i$l$k$3$H$,B?$$$h$&$J5$$,$9$k$N$G$9$,!"2?8N!"e(BTime.parse e$B$K$O5?Ld$r$be(B  
> e$B$?$l$J$$$N$+$J!#e(B

e$B%I%-%e%a%s%H$Ke(B Date.\_parse e$B$,\<:GT$7$?$i\<:GT$7$^$9!“$C$F=q$$e(B  
e$B$F$”$k$+$i$+$J$!!#e(B

> e$BEDCf$5$s$,F10U$9$k$J$i!"e(BTime e$B$N$[$&$G@h$:HO$r\<($7$F$/e(B  
> e$B$l$F$b$$$$$H;W$$$^$9!#e(B

e$BLdBj$O!“==J,$KB?$/$N?M$,G\<F@$G$-$kF|IU$NDj5A$O2DG=$+!”$H$$$&e(B  
e$B$H$3$m$K$"$k$H;W$&$N$G!"J86g$r$$$C$F$/$k?M$K$O$=$NDj5A$r?R$Me(B  
e$B$l$P$$$$$s$8$c$J$$$G$7$g$&$+!#$b$7G\<F@$G$-$kAG@2$i$7$$Ez$($,e(B  
e$BJV$C$F$-$?$i$\<$R:NMQ$7$^$7$g$&!#e(B

e$B$^$!!“$=$&$$$&Ez$($O$”$j$=$&$K$J$$$N$G!“J86g$r$$$C$F$/$k?M$Ke(B  
e$B$OMQES$r?R$M$F!“F1$8MQES$,$$$m$s$J?M$+$i=P$F$/$k$h$&$J$ie(B  
Time.rfc2822 e$B$N$h$&$JFCDjMQES8~$1%a%=%C%I$r3H=\<$7$F$$$1$P$$e(B  
e$B$$$s$8$c$J$$$+$H;W$C$F$^$9$,!#$”$H$Oe(B strptime e$B$r4+$a$k$H$$$&e(B  
e$B\<j$b$”$k$+$J!#e(B

---

<div class="post-metadata">

**Author:** ![Yukihiro\_M](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/y/c57346/32.png) [@Yukihiro\_M](https://www.ruby-forum.com/u/Yukihiro_M)\
**Post date:** [August 10, 2007, 6:49pm UTC](https://www.ruby-forum.com/t/invalid-string-for-date-parse/111524/9 "2007-08-10T18:49:08Z")

</div>

In article [E1IIvd5-0006Q3-LE@x31](mailto:E1IIvd5-0006Q3-LE@x31),  
Yukihiro M. [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid) writes:

> [ruby-core:11866]e$B$N$h$&$K!V9W8%$G$-$k$@$m$&$+!W$H9M$($F$$$ke(B  
> e$B?M$O$$$k$N$G!"Cf$K$ODj5A$r;}$C$F$$$k?M$,$$$k$+$b$7$l$^$;$s!#e(B

e$BDj5A$,=P$F$-$?$i9M$($^$7$g$&!#e(B

> e$B8=;~E@$G$Oe(B
> 
> [TimeDate-1.16 - miscellaneous timezone manipulations routines - metacpan.org](http://search.cpan.org/~gbarr/TimeDate-1.16/)
> 
> e$B$NDj5A$,;29M$K$J$k$N$G$O$J$$$+e(B[ruby-core:11870]e$B$/$i$$$7$+8+e(B  
> e$B$+$1$^$;$s$1$l$I!#$G!“e(BPerle$B$Ne(BTimeDatee$B$Ne(Bparsee$B$,;H$$J\*$K$J$k$+e(B  
> e$B$I$&$+!”$"$k$$$O!VG\<F@$G$-$kEz$(!W$J$N$+$I$&$+!"8=;~E@$G$O;de(B  
> e$B$K$OJ,$+$j$^$;$s!#e(B

e$B;d$bJ,$+$j$^$;$s$N$G!"C/$+J,$+$k$H\<gD%$9$k?M$,=P$F$-$?$i9M$(e(B  
e$B$^$7$g$&!#e(B