How to find out a character position ?

by balakrishnan (Monk)

on Feb 25, 2009 at 07:03 UTC ( #746186=perlquestion: print w/replies, xml )

Need Help??

balakrishnan has asked for the wisdom of the Perl Monks concerning the following question:

$str="1\n234\n1234567890";

$pos=10;

[download]

in the above, i need to find out a newline character position which is previous to 10th character of $str.
Any ideas?

Comment on How to find out a character position ? Download Code

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Re: How to find out a character position ? by almut (Canon) on Feb 25, 2009 at 07:15 UTC
`my $pos_of_nl = rindex $str, "\n", 10-1;` [download] (whether it's `10-1`, `10-2` etc. depends on how exactly you're counting... feel free to finetune)	[reply] [d/l] [select]
Re^2: How to find out a character position ? by balakrishnan (Monk) on Feb 25, 2009 at 08:20 UTC
It matches my need. Thanks.	[reply]
Re: How to find out a character position ? by imrags (Monk) on Feb 25, 2009 at 07:43 UTC
Have a look at this: Index function examples Hope it is of some help Also try perldoc -f index perldoc -f rindex Raghu	[reply]

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