The ReflectionExtension::getVersion() function is an inbuilt function in PHP which is used to return the version of the specified extension.
Syntax:
string ReflectionExtension::getVersion( void )
Parameters: This function does not accept any parameter.
Return Value: This function returns the version of the specified extension.
Below programs illustrate the ReflectionExtension::getVersion() function in PHP:
Program 1:
<?php // Defining an extension $A = 'DOM' ;
// Using ReflectionExtension() over the // specified extension $extension = new ReflectionExtension( $A );
// Calling the getVersion() function $B = $extension ->getVersion();
// Getting the version of the // specified extension var_dump( $B );
?> |
Output:
string(8) "20031129"
Program 2:
<?php // Using ReflectionExtension() over // a extension xml $extension = new ReflectionExtension( 'xml' );
// Calling the getVersion() function and // Getting the version of the specified extension var_dump( $extension ->getVersion());
?> |
Output:
string(23) "7.0.33-0ubuntu0.16.04.7"
Reference: https://www.php.net/manual/en/reflectionextension.getversion.php