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Top Forums Shell Programming and Scripting PERL : Sort substring occurrences in array of strings Post 302493696 by radoulov on Thursday 3rd of February 2011 11:40:33 AM
Old 02-03-2011
Quote:
Originally Posted by durden_tyler
And yet another -

Code:
$
$
$ perl -le '@str = qw( %%abc %ab%c% %a%b%c% ab%c ab%%%%%c ab%%c );
            for (@str) {$x=$_; $count=s/%//g; if (!defined $min or $count<$min){$min=$count; $elem=$x}}
            print "\nElement with the least number of % character => ",$elem'
 
Element with the least number of % character => ab%c
$
$

Yep,
my post was based on the subject line.
Actually, in this case, the sort could be avoided and your solution is more efficient and appropriate.
 

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COLLATOR_SORT(3)							 1							  COLLATOR_SORT(3)

Collator::sort - Sort array using specified collator

	Object oriented style

SYNOPSIS
public bool Collator::sort (array &$arr, [int $sort_flag]) DESCRIPTION
Procedural style bool collator_sort (Collator $coll, array &$arr, [int $sort_flag]) This function sorts an array according to current locale rules. Equivalent to standard PHP sort(3) . PARAMETERS
o $coll -Collator object. o $arr - Array of strings to sort. o $sort_flag - Optional sorting type, one of the following: o Collator::SORT_REGULAR - compare items normally (don't change types) o Collator::SORT_NUMERIC - compare items numerically o Collator::SORT_STRING - compare items as strings Default sorting type is Collator::SORT_REGULAR. It is also used if an invalid $sort_flag value has been specified. RETURN VALUES
Returns TRUE on success or FALSE on failure. EXAMPLES
Example #1 collator_sort(3) example <?php $coll = collator_create( 'en_US' ); $arr = array( 'at', 'as', 'as' ); var_export( $arr ); collator_sort( $coll, $arr ); var_export( $arr ); ?> The above example will output: array ( 0 => 'at', 1 => 'as', 2 => 'as', )array ( 0 => 'as', 1 => 'as', 2 => 'at', ) SEE ALSO
Collator constants, collator_asort(3), collator_sort_with_sort_keys(3). PHP Documentation Group COLLATOR_SORT(3)
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