<?php
//PassArrayByRef_test.php
$a=array("a","b","c");
function test(array &$p)
{
$len=count($p);
for($i=0;$i<$len;$i++)
{
$p[$i]='Ex~' . $p[$i];
}
echo 'in function test:<br>';
var_dump($p);
echo 'leave function test.<br>';
}
var_dump($a);
test($a);
var_dump($a);
echo '<hr>';
?>
array (size=3)
0 => string 'a' (length=1)
1 => string 'b' (length=1)
2 => string 'c' (length=1)
in function test:
array (size=3)
0 => string 'Ex~a' (length=4)
1 => string 'Ex~b' (length=4)
2 => string 'Ex~c' (length=4)
leave function test.
array (size=3)
0 => string 'Ex~a' (length=4)
1 => string 'Ex~b' (length=4)
2 => string 'Ex~c' (length=4)
