PHP의 직렬화 및 역직렬화 작업에 대한 자세한 설명

//序列化
$str = serialize($r1);
//保存到本地
file_put_contents("文本文件路径",$str);
//从本地取出
$str2 = file_get_contents("文本文件路径");
//反序列化为之前的对象
$v1 = unserialize($str2);

<?php
$v1 = 1;
$v2 = &#39;abc&#39;;
$v3 = array(&#39;a&#39;=>1,&#39;bb&#39;=>2.2,&#39;awd&#39;,true);
$str1 = serialize($v1);
$str2 = serialize($v2);
$str3 = serialize($v3);

//写入文本文件
file_put_contents(&#39;./a1.txt&#39;, $str1);
file_put_contents(&#39;./a2.txt&#39;, $str2);
file_put_contents(&#39;./a3.txt&#39;, $str3);
?>

<?php
$s1 = file_get_contents(&#39;./a1.txt&#39;);
$s2 = file_get_contents(&#39;./a2.txt&#39;);
$s3 = file_get_contents(&#39;./a3.txt&#39;);
$var1 = unserialize($s1);
$var2 = unserialize($s2);
$var3 = unserialize($s3);
echo "<br/>var_dump($var1,$var2,$var3)";
?>