Just a quick note to document a funny error.
I tried to remove trailing empty strings from an array of strings with the following code.
pop @msgstr while !length($msgstr[-1]);
This didn't work. Can you guess why? Solution under the fold.
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Re: How not to remove trailing empty strings from an array
by Neighbour (Friar) on Apr 16, 2013 at 14:32 UTC | |
by ambrus (Abbot) on Apr 16, 2013 at 16:51 UTC | |
by LanX (Archbishop) on Apr 16, 2013 at 17:21 UTC | |
Re: How not to remove trailing empty strings from an array
by LanX (Archbishop) on Apr 16, 2013 at 17:17 UTC |