Re^2: how to quickly tell if number is in an array

by GrandFather (Saint)

on Oct 12, 2005 at 01:30 UTC ( [id://499338]=note: print w/replies, xml )

Need Help??

my @array = (1, 2);
print "found\n" if grep(3, @array);
[download]

which prints found may not be what OP expects

Perl is Huffman encoded by design.

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Re^3: how to quickly tell if number is in an array by McDarren (Abbot) on Oct 12, 2005 at 02:23 UTC
whoops! Okay... how about... `print "found\n" if grep(/^$number\$/, @array);` [download]	[reply] [d/l]
Re^4: how to quickly tell if number is in an array by BUU (Prior) on Oct 12, 2005 at 02:41 UTC
So now your using the regex engine.. to test if a number.. is exactly the same as another number?	[reply]
Re^5: how to quickly tell if number is in an array by McDarren (Abbot) on Oct 12, 2005 at 02:59 UTC
yes, this is a bit silly, isn't it. I just had a read of the faq on this one, and now I've realised that I need to go back and re-do a few of my utilty scripts...	[reply]

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