#!/usr/bin/perl

use strict; # https://perlmonks.org/?node_id=11119433
use warnings;

my @before =
  (
   {
    'count_payment' => '',
    'count_banking' => '31 (62.00)',
    'name' => 'Parking Eye [LTD] One',
   },
   {
    'count_payment' => '10 (144.00)',
    'count_banking' => '',
    'name' => 'Parking Eye [LTD] Two',
   },
   {
    'count_payment' => '2 (80.42)',
    'count_banking' => '',
    'name' => 'Parking Eye [LTD] Three',
   },
   {
    'count_payment' => '',
    'count_banking' => '4 (982.00)',
    'name' => 'Parking Eye [LTD] Two',
   }
  );

my @after;
my %names;

for my $record ( @before )
  {
  my $hashref = $names{ $record->{name} } //= $after[ @after ] = {};
  $hashref->{$_} ||= $record->{$_} for keys %$record;
  }

use Data::Dump 'dd'; dd \@after;

[download]

In reply to Re: How to merge two arrays within the hash of arrays based on unique name. by tybalt89
in thread How to merge two arrays within the hash of arrays based on unique name. by Sami_R

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