# Send optimization

**URL:** <https://www.ruby-forum.com/t/send-optimization/81307>\
**Category:** Development\
**Created:** [January 7, 2007, 10:08am UTC](https://www.ruby-forum.com/t/send-optimization/81307 "2007-01-07T10:08:12Z")\
**Posts on this page:** 3\
**Page:** 1

<div class="post-metadata">

**Author:** ![SASADA\_Koichi](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/s/f1d935/32.png) [@SASADA\_Koichi](https://www.ruby-forum.com/u/SASADA_Koichi)\
**Post date:** [January 7, 2007, 10:08am UTC](https://www.ruby-forum.com/t/send-optimization/81307/1 "2007-01-07T10:08:12Z")

</div>

e$B!!$5$5$@$G$9!#e(B

e$B!!@hF|$N%3%_%C%H$Ge(B send/ **send** /\_\_send/funcall/\_\_send!  
e$B$N8F$S=P$7$r9bB.e(B  
e$B2=$9$kJQ99$r%3%_%C%H$7$^$7$?!#e(B

e$B!!6qBNE\*$K$O!"8=\>ue(B send  
e$B$ODL\>o$N%a%=%C%I%G%#%9%Q%C%A=hM}8e!“e(Bsend e$B%a%=%Ce(B  
e$B%I$N=hM}$H$7$F$5$i$K%a%=%C%I%G%#%9%Q%C%A$r9T$$$^$9$,!”$3$N!VDL\>o$N%a%=%Ce(B  
e$B%I%G%#%9%Q%C%A!WItJ,$r%9%-%C%W$7$F8F$S=P$7BP\>]$N%a%=%C%I$r8F$S=P$7$^$9!#e(B

e$BMxE@!'e(B  
e$B!!$3$l$KH\<$$!“e(Bsend  
e$B%a%=%C%I$N$?$a$N%U%l!\<%`$r:n$i$J$/$F$$$$$J$I$NMxE@$,e(B  
e$B$”$j$^$9!#e(B

e$B7gE@!'e(B  
e$B!!$?$@!"%P%C%/%H%l!\<%9$K!Ve(Bsend  
e$B%a%=%C%I$r8F$S=P$7$?!W$H$$$&\>pJs$,=P$J$/e(B  
e$B$J$j$^$9!#e(B

e$B!!$5$F!"$3$N7gE@$O5vMF$G$-$k$G$7$g$&$+!#e(B

class C  
def m  
puts caller(0)  
end  
end

C.new. **send** :m

#=\>  
ruby 1.9.0 (2007-01-03 patchlevel 0) [i686-linux] - matz  
…/trunk/test.rb:4:in `C#m' ../trunk/test.rb:8:in`BasicObject# **send** ’  
…/trunk/test.rb:8

ruby 1.9.0 (2007-01-06 patchlevel 0) [i686-linux]  
…/trunk/test.rb:4:in `m' ../trunk/test.rb:8:in`’

–  
// SASADA Koichi at atdot dot net

e$B$"$l!)!!e(Bmatzruby e$B$N%P%C%/%H%l!\<%9I=\<($,JQ$o$C$F$k!)e(B

ruby 1.8.2 (2005-04-11) [i386-linux]  
…/trunk/test.rb:4:in `m' ../trunk/test.rb:8:in` **send** ’  
…/trunk/test.rb:8

---

<div class="post-metadata">

**Author:** ![SASADA\_Koichi](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/s/f1d935/32.png) [@SASADA\_Koichi](https://www.ruby-forum.com/u/SASADA_Koichi)\
**Post date:** [January 8, 2007, 2:08pm UTC](https://www.ruby-forum.com/t/send-optimization/81307/2 "2007-01-08T14:08:35Z")

</div>

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

In message “Re: [ruby-dev:30104] send optimization”  
on Sun, 7 Jan 2007 18:07:29 +0900, SASADA Koichi [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid)  
writes:

|e$B!!@hF|$N%3%_%C%H$Ge(B send/ **send** /\_\_send/funcall/\_\_send! e$B$N8F$S=P$7$r9bB.e(B  
|e$B2=$9$kJQ99$r%3%_%C%H$7$^$7$?!#e(B

|e$BMxE@!'e(B  
|e$B!!$3$l$KH\<$$!“e(Bsend e$B%a%=%C%I$N$?$a$N%U%l!\<%`$r:n$i$J$/$F$$$$$J$I$NMxE@$,e(B  
|e$B$”$j$^$9!#e(B  
|  
|e$B7gE@!'e(B  
|e$B!!$?$@!“%P%C%/%H%l!\<%9$K!Ve(Bsend e$B%a%=%C%I$r8F$S=P$7$?!W$H$$$&\>pJs$,=P$J$/e(B  
|e$B$J$j$^$9!#e(B  
|  
|e$B!!$5$F!”$3$N7gE@$O5vMF$G$-$k$G$7$g$&$+!#e(B

e$B5vMF$G$-$k$s$8$c$J$$$G$7$g$&$+!#e(B

|ruby 1.9.0 (2007-01-03 patchlevel 0) [i686-linux] - matz  
|…/trunk/test.rb:4:in `C#m' |../trunk/test.rb:8:in `BasicObject# **send** ’  
|…/trunk/test.rb:8

|e$B$"$l!)!!e(Bmatzruby e$B$N%P%C%/%H%l!\<%9I=\<($,JQ$o$C$F$k!)e(B

e$B$3$l$r%3%\_%C%H$7$?$N$O$:$$$V$sA0$N$h$&$J5$$,$7$^$9!#e(B

Mon Feb 6 14:36:29 2006 Yukihiro M. [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid)

- eval.c (error\_line): include the class name of a surrounding  
method in error position description.

e$B$+$J!)e(B

---

<div class="post-metadata">

**Author:** ![SASADA\_Koichi](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/s/f1d935/32.png) [@SASADA\_Koichi](https://www.ruby-forum.com/u/SASADA_Koichi)\
**Post date:** [January 16, 2007, 4:28am UTC](https://www.ruby-forum.com/t/send-optimization/81307/3 "2007-01-16T04:28:02Z")

</div>

e$B!!$5$5$@$G$9!#e(B

Yukihiro M. wrote:

> |  
> |e$B!!$5$F!"$3$N7gE@$O5vMF$G$-$k$G$7$g$&$+!#e(B
> 
> e$B5vMF$G$-$k$s$8$c$J$$$G$7$g$&$+!#e(B

e$B!!N;2r$7$^$7$?!#$3$NJQ99$O$3$N$^$^$K$7$F$\*$-$^$9!#C/$+$.$c$C$H8@$C$?$i9Me(B  
e$B$($h$&!#e(B

> Mon Feb 6 14:36:29 2006 Yukihiro M. [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid)
> 
> - eval.c (error\_line): include the class name of a surrounding  
> method in error position description.
> 
> e$B$+$J!)e(B

e$B!!$&$&!#BP1~$G$-$l$P$d$C$F$\*$-$^$9!#e(B