PHP ReflectionGenerator getThis()用法及代码示例

ReflectionGenerator::getThis()函数是PHP中的内置函数，用于返回指定生成器的$this值。

用法:

object ReflectionGenerator::getThis ( void )

参数：该函数不接受任何参数。

返回值：此函数返回指定生成器的$this值。

以下示例程序旨在说明PHP中的ReflectionGenerator::getThis()函数：
程序_1：

<?php 
  
// Initializing a user-defined class Company 
class Company 
{ 
    public function GFG() 
    { 
        yield 0; 
    } 
} 
  
// Creating a generator 'A' on the above 
// class Company 
$A = (new Company)->GFG(); 
  
// Using ReflectionGenerator over the  
// above generator 'A' 
$B = new ReflectionGenerator($A); 
  
// Calling the getThis() function 
$C = $B->getThis(); 
  
// Getting the $this value of the 
// specified generator 'A' 
var_dump($C); 
?>

输出：

object(Company)#1 (0) {
}

程序_2：

<?php 
  
// Initializing a user-defined class Departments 
class Departments 
{ 
    public function Coding_Department() 
    { 
        yield 0; 
    } 
    public function HR_Department() 
    { 
        yield 1; 
    } 
    public function Marketing_Department() 
    { 
        yield 2; 
    } 
} 
  
// Creating some generators on the above 
// class Departments 
$A = (new Departments)->Coding_Department(); 
$B = (new Departments)->HR_Department(); 
$C = (new Departments)->Marketing_Department(); 
  
// Using ReflectionGenerator over the  
// above generators 
$D = new ReflectionGenerator($A); 
$E = new ReflectionGenerator($B); 
$F = new ReflectionGenerator($C); 
  
// Calling the getThis() function 
// and getting the $this value of the 
// specified generators 
var_dump($D->getThis()); 
echo "\n"; 
var_dump($E->getThis()); 
echo "\n"; 
var_dump($F->getThis()); 
?>

输出：

object(Departments)#1 (0) {
}

object(Departments)#3 (0) {
}

object(Departments)#5 (0) {
}

参考： https://www.php.net/manual/en/reflectiongenerator.getthis.php

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注：本文由纯净天空筛选整理自Kanchan_Ray大神的英文原创作品 PHP | ReflectionGenerator getThis() Function。非经特殊声明，原始代码版权归原作者所有，本译文未经允许或授权，请勿转载或复制。