循环

1.foreach循环

<?php
$arr=['111','2#4',7];
foreach($arr as $key=>$value){
    print_r($value."\n");
}
?>

2.for循环

<?php
$arr=['aa','bb','cc','dd'];
for($i=0;$i<count($arr);$i++){
    print_r($arr[$i]."\n");
}
?>