codice:
//--------------------------------------------
function incision_sort($arr, $col){
//artox at online dot no
for($k = 0; $k < sizeof($arr)-1; $k++){
// $arr[$k+1] is possibly in the wrong place. Take it out.
$t = $arr[$k+1];
$i = $k;
// Push $arr[i] to the right until we find the right place for $t.
while($i >= 0 && $arr[$i][$col] > $t[$col]){
$arr[$i+1] = $arr[$i];
$i--;
}
// Insert $t into the right place.
$arr[$i+1] = $t;
}// End sort
return $arr;
}
//--------------------------------------------
function selecta($temp,$tabella){
$sql="SELECT * FROM $tabella";
$st=mysql_query($sql) or die(mysql_error());
while ($row=mysql_fetch_assoc($st)){
array_unshift($row,$tabella);
$temp[]=$row;
}
return $temp;
}
//--------------------------------------------
$temp=array();
$temp=selecta($temp,"tabella1");
$temp=selecta($temp,"tabella2");
$temp=incision_sort($temp,"campo3");
$temp=array_slice($temp,-3,3);
$temp=array_reverse($temp);
foreach($temp as $valori){
foreach($valori as $valore)
echo $valore." ";
echo "
\n";
}
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