php Using Multidimensional Arrays

qiita.rb

//2018.0731
//Using Multidimensional Arrays

$meals = array('breakfast' => ['Walnut Bun','Coffee'],
               'lunch'     => ['Cashew Nuts','White Mushrooms'],
               'snack'     => ['Dried Mulberries','Salted Sesame Crab']);

$lunches = [['Chicken','Eggplant','Rice'],
            ['Beef','Scallions','Noodles'],
            ['Eggplant','Tofu']];

$flavors = array('Japanes' => array('hot' => 'wasabi',
                                    'salty' => 'soy sauce'),
                 'Chinese' => array('hot' => 'mustard',
                                    'papper-salty' => 'prickly ash'));

print $meals['lunch'][1];
print $lunches[0][1];
print $flavors['Japanes']['hot'];

$prices['dinner']['Sweet Corn and Asparagus'] = 12.50;
$prices['lunch']['Cashew Nuts and White Mushrooms'] = 4.95;
$prices['dinner']['Braised Bamboo Fungus'] = 8.95;

$prices['dinner']['total'] = $prices['dinner']['Sweet Corn and Asparagus'] +
                             $prices['dinner']['Braised Bamboo Fungus'];

$specials[0][0] = 'Chestnut Bun';
$specials[0][1] = 'Walnut Bun';
$specials[0][2] = 'Peanut Bun';
$specials[1][0] = 'Chestnut Salad';
$specials[1][1] = 'Walnut Salad';
// Leaving out the index adds it to the end of the array
// This creates $specials[1][2]
$specials[1][] = 'Peanut Salad';

$flavors = array('Japanese' => array('hot' => 'wasabi',
                                     'salty' => 'soy sauce'),
                'Chinese'   => array('hot' => 'mustard',
                                     'pepper-salty' => 'prickly ash'));

foreach ($flavors as $curture => $curture_flavor) {
  foreach ($curture_flavor as $flavor => $example) {
    print "A $curture $flavor flavor is $example.<br>";
  }
}
$specials = array(array('Chestnut Bun', 'Walnut Bun', 'Peanut Bun'),
                  array('Chestnut Salad','Walnut Salad', 'Peanut Salad'));

for ($i=0, $num_spacials = count($specials); $i < $num_spacials ; $i++) { 
  for ($m=0, $num_sub =count($specials[$i]); $m < $num_sub; $m++) { 
    print "<br><br>Element [$i][$m] is " . $specials[$i][$m] . "\n";
  }
}

qiita.rb

Element [0][0] is Chestnut Bun 

Element [0][1] is Walnut Bun 

Element [0][2] is Peanut Bun 

Element [1][0] is Chestnut Salad 

Element [1][1] is Walnut Salad 

Element [1][2] is Peanut Salad

qiita.rb

$cities = array('New York'     => array('NY' => '8175133'),
                'Los Angeles'  => array('CA' => '3792621'),
                'Chicago'      => array('IL' => '2695598'));

$cities_a = array('New York'    => ['NY','8175133'],
                'Los Angeles' => ['CA','3792621'],
                'Chicago'     => ['IL','2695598']);

foreach ($cities as $city => $place) {
 foreach ($place as $city_abb => $people) {
      print "$city '의 약자는' $city_abb 이고 인구는 $people 입니다.<br>";
  } 
}

print $cities_a['New York'][0];