php语法中有哪些数据类型？附代码示例

在PHP中，数据类型是指一个值的性质和用途，它决定了可以对该值执行的操作。下面web建站小编给大家简单介绍一下各种类型！

字符串(String)

$name = 'xiaomi';
$message = "Hello, $name!";

整数(Integer)

$age = 32;

浮点数(Float)

$price = 29.99;

布尔值(Boolean)

$isLogged = false;

数组(Array)

$name = array("xiaomi", "xiaoli", "xiaohua");

对象(Object)

class Person {
  public $name;
  public function sayHello() {
    echo "Hello, my name is $this->name!";
  }
}
$person = new Person();
$person->name = "xiaomi";
$person->sayHello();

NULL

$address = NULL;