# Array#choice$B$NGK2uE\*(Bver.$B$NL\>A0(B

**URL:** <https://www.ruby-forum.com/t/array-choice-b-ngk2ue-bver-b-nl-a0-b/104006>\
**Category:** Development\
**Created:** [May 12, 2007, 8:46pm UTC](https://www.ruby-forum.com/t/array-choice-b-ngk2ue-bver-b-nl-a0-b/104006 "2007-05-12T20:46:17Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![unknown](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/u/4bbf92/32.png) [@unknown](https://www.ruby-forum.com/u/unknown)\
**Post date:** [May 12, 2007, 8:46pm UTC](https://www.ruby-forum.com/t/array-choice-b-ngk2ue-bver-b-nl-a0-b/104006/1 "2007-05-12T20:46:17Z")

</div>

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e$B$3$l$Oe(BArraye$B$Ne(Bat(rand(self.size))e$B$HF1$8$b$N$G$9!#e(B

e$B$3$l$KBP$7$F!"GK2uE\*$K%i%s%@%`$KCM$r\<h$j=P$9e(B  
Array#choice!e$B$r:n$C$F$\_$^$7$?!#e(B  
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e$B$3$l$Oe(BArraye$B$Ne(Bdelete\_at(rand(self.size))e$B$HF1$8$b$N$G$9!#e(B

e$BLdBj$H$J$k$N$OL\>A0$G!"e(B  
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e$B\<B:]$K$Oe(Bdelete\_ate$B$G$9!#e(B

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Array#takee$B$H$$$&$N$b9M$($i$l$^$9$,!"e(B  
takee$B$@$He(BHaskelle$B$Ne(Btakee$B$N$h$&$KA4$/0UL#$N0c$&$b$N$He(B  
e$B:.F1$7$F$7$^$$$=$&$G$9!#e(B

# 

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