自执行函数，for循环输出数组
<?php
(function () {
$total = ['php','html','css'];
for($i=0; $i<count($total); $i++){
// echo "{$i}==>{$total[$i]}<br/>";
echo $i .'==>' .$total[$i] .'<br>';
};
})();
echo $total[0];自执行函数，for循环输出数组.
<?php
(function () {
$total = ['php','html','css'];
for($i=0; $i<count($total); $i++){
// echo "{$i}==>{$total[$i]}<br/>";
echo $i .'==>' .$total[$i] .'<br>';
};
})();
echo $total[0];自执行函数，for循环输出数组.