problem loop associative array php code example

Example 1: php foreach associative array

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

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

Example 2: loop through values of hash php

<?php
    while (list($var, $val) = each($array)) {
        print "$var is $val\n";
    }
?>