本文整理匯總了PHP中Unit::getStrength方法的典型用法代碼示例。如果您正苦於以下問題：PHP Unit::getStrength方法的具體用法？PHP Unit::getStrength怎麽用？PHP Unit::getStrength使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類Unit的用法示例。
在下文中一共展示了Unit::getStrength方法的2個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的PHP代碼示例。
示例1: getStrength
<?php
class Army
{
public static $strength = 20;
public static function getStrength()
{
return static::$strength;
// this is late static binding
// this says if child classes have the property, use child, if not, use parent
}
}
class Battalion extends Army
{
public static $strength = 10;
}
class Unit extends Battalion
{
public static $strength = 5;
}
echo 'Army strength: ' . Army::getStrength() . '<br>';
echo 'Battalion strength: ' . Battalion::getStrength() . '<br>';
echo 'Unit strength: ' . Unit::getStrength() . '<br>';示例2: getStrength
<?php
class Army
{
public static $strength = 20;
public static function getStrength()
{
return static::$strength;
// will check child class first then parent class
//This is called late static binding
//return self::$strength; will renter 20 for battalion
}
}
class Battalion extends Army
{
public static $strength = 10;
}
echo 'Army strength: ' . Army::getStrength() . "<br/>";
echo 'Battalion strength: ' . Battalion::getStrength() . "<br/>";
//Batallion str is 10 but it will render 20 because it will render the parent static as the default
//
class Unit extends Battalion
{
public static $strength = 5;
}
echo 'Unit strength: ' . Unit::getStrength() . "<br/>";