PHP 試験 上級 メモ 配列_001
<?php
function func($x, $y) {
if($y != 5) {
return -1;
} else if($y ==5) {
return 1;
} else {
return $x - $y;
}
}
$a = array(8,2,3,6,7,9,1,5,4);
usort($a, 'func');
foreach($a as $v) {
echo $v;
}
?>
<?php
function func($x, $y) {
if($y != 5) {
return -1;
} else if($y ==5) {
return 1;
} else {
return $x - $y;
}
}
$a = array(8,2,3,6,7,9,1,5,4);
usort($a, 'func');
foreach($a as $v) {
echo $v;
}
?>