# "wrong number of arguments (6 for 2)" by def m(a, b=:b, c, d, e)

**URL:** <https://www.ruby-forum.com/t/wrong-number-of-arguments-6-for-2-by-def-m-a-b-b-c-d-e/121867>\
**Category:** Development\
**Created:** [December 2, 2007, 4:30am UTC](https://www.ruby-forum.com/t/wrong-number-of-arguments-6-for-2-by-def-m-a-b-b-c-d-e/121867 "2007-12-02T04:30:45Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Tanaka\_A](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/t/c67d28/32.png) [@Tanaka\_A](https://www.ruby-forum.com/u/Tanaka_A)\
**Post date:** [December 2, 2007, 4:30am UTC](https://www.ruby-forum.com/t/wrong-number-of-arguments-6-for-2-by-def-m-a-b-b-c-d-e/121867/1 "2007-12-02T04:30:45Z")

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def m(a, b=:b, c, d, e) e$B$H$7$FDj5A$7$?%a%=%C%I$Ke(B  
6e$B$D$N0z?t$rM?$($k$He(B  
wrong number of arguments (6 for 2) (ArgumentError)  
e$B$H$$$&%(%i!\<$K$J$j$^$9!#e(B

e$B$3$l$Ne(B 2e$B$C$F$$$&$N$Oe(B  
5e$B$G$"$k$Y$-$h$&$K46$8$k$s$G$9$,$I$&$G$7$ge(B  
e$B$&$+!#e(B

% ./ruby -ve ’  
def m(a, b=:b, c, d, e)  
p [a,b,c,d,e]  
end  
m(1,2,3,4,5,6)’  
ruby 1.9.0 (2007-12-01 patchlevel 0) [i686-linux]  
-e:5:in `’: wrong number of arguments (6 for 2) (ArgumentError)

---

<div class="post-metadata">

**Author:** ![Tanaka\_A](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/t/c67d28/32.png) [@Tanaka\_A](https://www.ruby-forum.com/u/Tanaka_A)\
**Post date:** [December 2, 2007, 7:31am UTC](https://www.ruby-forum.com/t/wrong-number-of-arguments-6-for-2-by-def-m-a-b-b-c-d-e/121867/2 "2007-12-02T07:31:17Z")

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

Tanaka A. wrote:

> def m(a, b=:b, c, d, e) e$B$H$7$FDj5A$7$?%a%=%C%I$Ke(B 6e$B$D$N0z?t$rM?$($k$He(B  
> wrong number of arguments (6 for 2) (ArgumentError)  
> e$B$H$$$&%(%i!\<$K$J$j$^$9!#e(B
> 
> e$B$3$l$Ne(B 2e$B$C$F$$$&$N$Oe(B 5e$B$G$"$k$Y$-$h$&$K46$8$k$s$G$9$,$I$&$G$7$ge(B  
> e$B$&$+!#e(B

e$B!!D\>$7$^$7$?!%e(B