The ReflectionMethod::isAbstract() function is an inbuilt function in PHP which is used to return TRUE if the specified method is abstract, otherwise FALSE.
Syntax:
bool ReflectionMethod::isAbstract ( void )
Parameters: This function does not accept any parameter.
Return Value: This function returns TRUE if the specified method is abstract, otherwise FALSE.
Below programs illustrate the ReflectionMethod::isAbstract() function in PHP:
Program_1:
<?php // Initializing a user-defined abstract class abstract class Company {
abstract function GFG();
} // Using ReflectionMethod() over the class Company $A = new ReflectionMethod( 'Company' , 'GFG' );
// Calling the isAbstract() function $B = $A ->isAbstract();
// Getting the value TRUE if the specified // method is abstract, otherwise FALSE. var_dump( $B );
?> |
Output:
bool(true)
Program_2:
<?php // Initializing some user-defined classes class Department1 {
public function hr( $name ) {
return 'HR' . $name ;
}
} class Department2 {
public function coding( $name ) {
return 'Coding' . $name ;
}
} abstract class Department3 {
abstract function marketing();
} // Using ReflectionMethod() over the above classes $A = new ReflectionMethod( 'Department1' , 'hR' );
$B = new ReflectionMethod( 'Department2' , 'coding' );
$C = new ReflectionMethod( 'Department3' , 'marketing' );
// Calling the isAbstract() function and // getting the value TRUE if the specified // method is abstract, otherwise FALSE. var_dump( $A ->isAbstract());
var_dump( $B ->isAbstract());
var_dump( $C ->isAbstract());
?> |
Output:
bool(false) bool(false) bool(true)
Reference: https://www.php.net/manual/en/reflectionmethod.isabstract.php