<?php
$name = 'winner';
echo $name;
//数据类型
$str = 'string'; //字符串
var_dump($str);
$arr = ['array']; //数组
var_dump($arr);
$num = 66; //int
var_dump($num);
$float = 3.14; //单精度+双精度
var_dump($float);
$obj = (object)['win'=>'winner']; //需要实例化,这里直接将数组转化为对象
var_dump($obj);
$null = null;
var_dump($null);
//出现问题???
//$res = fopen(filename: 'test1.php' , mode:r); //资源
//var_dump($res);
?>
页面结果
![](https://img.haomeiwen.com/i14438297/5ccf9010ec5694a3.png)
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