interface_exists
PHP 5 >= 5.0.2, PHP 7, PHP 8
interface_exists - Checks if the interface has been defined
Manual
interface_exists(
string$interface,
[bool$autoload = true] ): bool
Checks if the given interface has been defined.
Parameters
- interface
-
The interface name
- autoload
-
Whether to call __autoload or not by default.
Return Values
Returns true if the interface given by interface has been defined, false otherwise.