Revision: 45137
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at April 25, 2011 19:43 by donkeykong
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/*
This is a very basic example of how to change the sort order of an array.
This information would normally be sent back to a database table.
*/
$arr[27]['id'] = 27;
$arr[27]['order'] = 1;
$arr[27]['name'] = 'about';
$arr[38]['id'] = 38;
$arr[38]['order'] = 2;
$arr[38]['name'] = 'contact';
$arr[52]['id'] = 52;
$arr[52]['order'] = 3;
$arr[52]['name'] = 'FAQ';
$arr[44]['id'] = 44;
$arr[44]['order'] = 4;
$arr[44]['name'] = 'Services';
$arr[45]['id'] = 45;
$arr[45]['order'] = 5;
$arr[45]['name'] = 'Sitemap';
echo 'original '.'<br />';
foreach($arr as $item)
{
echo 'Order: '.$item['order'].' '.$item['name'].'<br />';
}
$id = 44;
$int_new_order = 1;
$int_current_order = 4;
if( $int_new_order > $arr[$id]['order'] )
{
//echo 'move higher in number';
foreach($arr as $k=>$v)
{
if( $v['order'] > $int_current_order AND $v['order'] <= $int_new_order)
{
$arr[$k]['order'] = $v['order']-1;
}
}
}
else
{
//echo 'move lower in number';
foreach($arr as $k=>$v)
{
if( $v['order'] < $int_current_order AND $v['order'] >= $int_new_order)
{
$arr[$k]['order'] = $v['order']+1;
}
}
}
$arr[$id]['order'] = $int_new_order;
echo '<br />';
echo 'final '.'<br />';
foreach($arr as $item)
{
echo 'Order: '.$item['order'].' '.$item['name'].'<br />';
}
Initial URL
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sample php display order (sorting) for an array
Initial Tags
order
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PHP