# Zero times repeat of tainted arrays

**URL:** <https://www.ruby-forum.com/t/zero-times-repeat-of-tainted-arrays/152565>\
**Category:** Development\
**Created:** [November 5, 2008, 7:42am UTC](https://www.ruby-forum.com/t/zero-times-repeat-of-tainted-arrays/152565 "2008-11-05T07:42:43Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![Yugui\_SYuki\_S.S](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/y/dec6dc/32.png) [@Yugui\_SYuki\_S.S](https://www.ruby-forum.com/u/Yugui_SYuki_S.S)\
**Post date:** [November 5, 2008, 7:42am UTC](https://www.ruby-forum.com/t/zero-times-repeat-of-tainted-arrays/152565/1 "2008-11-05T07:42:43Z")

</div>

Yuguie$B$G$9!#e(B

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e$B$h$&$G$9!#e(B  
“x”.taint \* 0

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[:x].taint \* 0

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e$B$H$D\<aA3$H$7$J$$$b$N$O$”$j$^$9!#e(B

---

<div class="post-metadata">

**Author:** ![Yugui\_SYuki\_S.S](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/y/dec6dc/32.png) [@Yugui\_SYuki\_S.S](https://www.ruby-forum.com/u/Yugui_SYuki_S.S)\
**Post date:** [November 5, 2008, 7:45am UTC](https://www.ruby-forum.com/t/zero-times-repeat-of-tainted-arrays/152565/2 "2008-11-05T07:45:04Z")

</div>

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Yugui (Yuki S.) e$B$5$s$O=q$-$^$7$?e(B:

> e$B$H$$$C$F$b!“6u$J$b$N$r?7$?$K@8@.$7$F$$$k$N$K1x@w$5$l$F$$$k$H$$$&$N$O:#$Re(B  
> e$B$H$D\<aA3$H$7$J$$$b$N$O$”$j$^$9!#e(B

e$B$G!"\<B:]!“6u$N1x@w$5$l$?G[Ns$re(Bjoine$B$9$k$H1x@w$5$l$F$$$J$$J8;zNs$,$G$-$”$,e(B  
e$B$k$s$G$9$h$M!#e(B  
[].taint.join.tainted? #=\> true

e$B;d$O$3$l$O\<+A3$@$H;W$$$^$9!#e(B(“x”.taint \* 0).tainted? #=\> true  
e$B$O@5$7$+$Ce(B  
e$B$?$N$G$7$g$&$+!#e(B