php 序列化和反序列化学习-1
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2022-08-03
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2020/6/21 下午9(37php 序化和反序化学习 · 语雀
第 1 （共 12 ）https://www.yuque.com/zhuifengshaonian-cwb42/pg4cor/sen94k
1 a - array b - boolean d - double i - integer o - common object
2 r - reference s - string C - custom object O - class N - null
3 R - pointer reference U - unicode string
1 NULL --> N;
2 boolean --> b:x; x->(0,1)
3 integer --> i:x; x->(-2147483648,2147483647)
4 double --> d:x;
5 string --> s:l:x; l,x->(length,string)
6 arrary --> a:l:{<k1><v1><k2><v2>...} l,k,v->(length,key,value)
7 object --> O:l1:n:l2:{<name><value>..} n->(obj.name)
1 <?php
2 class Test
3 {
4 var $a = 1;
5 public $b = 2;
6 protected $c = 'hello';
7 private $d = 'world';
8
9 function __construct()
10 {
11 # code...
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