Re^3: hash references

If $site{$_} contains an array reference, you can simply get the first item with $site{$_}[0] - no need for all those curlies.

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Re^4: hash references by Anonymous Monk on Aug 01, 2011 at 11:57 UTC
in that case,i have this error.i really confused!! cant use string `<"[1,0]">` as an array ref while "strict ref" use at mainproject.pl line 245	[reply] [d/l]
Re^5: hash references by moritz (Cardinal) on Aug 01, 2011 at 12:01 UTC
So, did you read the error message? If yes, you'd know that what you thought was an array ref really is a string. So, read up on how to create array references - perlreftut, perllol. Perl 6 - second systems done right	[reply]