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Posted by artev on 07/12/07 12:54
if I have 2 array a1 and a2 that are array object: array_intersect not
work; is there a solution? also array_unique not work
(vers. php: 4.3.9)
code
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd">
<html> <head> <meta http-equiv="Content-Type" content="text/html;
charset=iso-8859-1">
<?php
$array1[0]->id='a';
$array1[1]->id='b';
$array1[2]->id='c';
$array1[3]->id='d';
$array2[0]->id='b';
$array2[1]->id='e';
$arr_merge=array();
$arr_merge=array_merge($array1, $array2 );
$arr_merge_uniq=array();
$arr_merge_uniq=array_unique($arr_merge);
$arr_intersez_a1_a2=array();
$arr_intersez_a1_a2=array_intersect($array1, $array2 );
$arr_intersez_a2_a1=array();
$arr_intersez_a2_a1=array_intersect($array2, $array1 );
echo "<table border='1' cellpadding='4' cellspacing='0' >";
echo "<tr>";
echo "<td>ARRAY a1</td>";
echo "<td>ARRAY a2</td>";
echo "<td>MERGE</td>";
echo "<td>MERGE <br> UNIQUE</td>";
echo "<td>INTERSECT a1 a2</td>";
echo "<td>INTERSECT a2 a1</td>";
echo "</tr>";
echo "<tr>";
//ARRAY 1
echo "<td valign='top'>";
foreach($array1 as $value) {echo "($value->id)"."<br>";}
echo "</td>";
//ARRAY 2
echo "<td valign='top'>";
foreach($array2 as $value) {echo "($value->id)"."<br>";}
echo "</td>";
//MERGE
echo "<td valign='top'>";
foreach($arr_merge as $value) {echo "($value->id)"."<br>";}
echo "</td>";
//MERGE UNIQUE
echo "<td valign='top'>";
foreach($arr_merge_uniq as $value) {echo "($value->id)"."<br>";}
echo "</td>";
//INTERSECT a1 a2
echo "<td valign='top'>";
foreach($arr_intersez_a1_a2 as $value) {echo "($value->id)"."<br>";}
echo "</td>";
//INTERSECT a2 a1
echo "<td valign='top'>";
foreach($arr_intersez_a2_a1 as $value) {echo "($value->id)"."<br>";}
echo "</td>";
echo "</tr>";
echo "</table>";
?>
</head>
<BODY>
</BODY>
</html>
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