PHP | ReflectionParameter canBePassedByValue() Function
The ReflectionParameter::canBePassedByValue() function is an inbuilt function in PHP which is used to return TRUE if the parameter can be passed by value, otherwise returns FALSE.
Syntax:
bool ReflectionParameter::canBePassedByValue( void )
Parameters: This function does not accept any parameter.
Return Value: This function returns TRUE if the parameter can be passed by value, otherwise returns FALSE.
Below programs illustrate the ReflectionParameter::canBePassedByValue() function in PHP:
Program 1:
<?php
class Company1
{
public function GFG( $Parameter ){}
}
class Company2 extends Company1
{
}
$A = new ReflectionParameter([ 'Company2' , 'GFG' ], 0);
$B = $A ->canBePassedByValue();
var_dump( $B );
?>
|
Program 2:
<?php
class Department1
{
protected function HR( $Parameter1 ){}
}
class Department2
{
final function Coding( Exception $Parameter2 , Exception $Parameter3 ){}
}
class Department3
{
function Marketing( $Parameter4 , $Parameter5 , $Parameter6 ){}
}
$A = new ReflectionParameter([ 'Department1' , 'HR' ], 0);
$B = new ReflectionParameter([ 'Department2' , 'Coding' ], 1);
$C = new ReflectionParameter([ 'Department3' , 'Marketing' ], 2);
var_dump( $A ->canBePassedByValue());
var_dump( $B ->canBePassedByValue());
var_dump( $C ->canBePassedByValue());
?>
|
Output:
bool(true)
bool(true)
bool(true)
Reference: https://secure.php.net/manual/en/reflectionparameter.canbepassedbyvalue.php
Last Updated :
30 Dec, 2019
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