array handling

array multi sort

sort multidimensional arrays by field specified.
specify the key by which you want your multiarray sorted.

function cmpi( ) [ line 12 ]

full source of array multi sort [ line 1 - 23 ] | download array multi sort

1	<?php
2	// demo array to sort
3	$latest_array = array(
4	array('news','1234567890','sdf','asdpojq'),
5	array('news','1234567892','uruy','xbuqiwpo'),
6	array('comment','1234567893','fghj','mjktyu'),
7	array('article','1234567891','cvmo','pjklgg'),
8	array('news','1234567894','qwenb','asbhtyhj'),
9	);
10	$sort_field = 3; // enter the number of field to sort
11	// compare function
12	function cmpi($a, $b)
13	{
14	global $sort_field;
15	return strcmp($a[$sort_field], $b[$sort_field]);
16	}
17	// do the array sorting
18	usort($latest_array, 'cmpi');
19	// demo output
20	echo '<pre>';
21	print_r($latest_array);
22	echo '</pre>';
23	?>

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