Classes/Object Functions
PHP Manual

enum_exists

Checks if the enum has been defined

Description

bool enum_exists(string $enum, bool $autoload = true)

This function checks whether or not the given enum has been defined.

Parameters

enum

The enum name. The name is matched in a case-insensitive manner.

autoload

Whether to autoload if not already loaded.

Return Values

Returns true if enum is a defined enum, false otherwise.

Examples

Example #1 enum_exists example

<?php
// Check that the enum exists before trying to use it
if (enum_exists(Suit::class)) {
    $myclass = Suit::Hearts;
}
?>

See Also

  • function_exists
  • class_exists
  • interface_exists
  • get_declared_classes