#!/usr/bin/php
<?php

$data[1] = 1;
$data[100] = -100;
echo("There are " . count($data) . " Data items in the array<br>\n");

printArray2($data);
echo("<br>After the sort<br>\n");
asort($data);
printArray2($data);

# Printing the easy way
print_r($data);

function printArray2($a) {
	foreach ($a as $key => $val)
	{
		#print("a[\$key] = $val<br>\n");  # Print $key
		print("a[$key] = $val<br>\n");  # prints what $key holds
	}
}

function printArray1($a) {
	array_walk($a, printElement);
	function printElement($element) {
		echo("Value is $element\n");
	}
}

?>