numbers print in foreach array php code example

Example 1: php foreach

<?php
$age = array("Peter"=>"35", "Ben"=>"37", "Joe"=>"43");

foreach($age as $x => $val) {
  echo "$x = $val<br>";
}
?>

Example 2: php ofreach

<?php

$a = array(1, 2, 3, 17);

foreach ($a as $index => $v) {
    echo "Current value of \$a: $v.\n";
}

?>