<?php
//第一种
$a=array("a"=>"Horse","b"=>"Cat","c"=>"Dog");
print_r(array_keys($a));
//第二种
$a=array("a"=>"Horse","b"=>"Cat","c"=>"Dog");
foreach ($a as $k=>$v) {
echo $k."=>".$v;
}
?>
转载请注明：有客帮 » PHP中如何循环输出数组元素ID
<?php
//第一种
$a=array("a"=>"Horse","b"=>"Cat","c"=>"Dog");
print_r(array_keys($a));
//第二种
$a=array("a"=>"Horse","b"=>"Cat","c"=>"Dog");
foreach ($a as $k=>$v) {
echo $k."=>".$v;
}
?>
转载请注明：有客帮 » PHP中如何循环输出数组元素ID