php foreach entry code example

Example 1: php iterate through array

$arr = ['Item 1', 'Item 2', 'Item 3'];

foreach ($arr as $item) {
  var_dump($item);
}

Example 2: php foreach associative array

$arr = array(
  'key1' => 'val1',
  'key2' => 'val2',
  'key3' => 'val3'
);

foreach ($arr as $key => $val) {
  echo "$key => $val" . PHP_EOL;
}