ReflectionClassConstant
PHP Manual

ReflectionClassConstant::isDeprecated

Checks if deprecated

Description

public bool ReflectionClassConstant::isDeprecated()

Checks whether the class constant is deprecated.

Parameters

This function has no parameters.

Return Values

true if it's deprecated, otherwise false

Examples

Example #1 ReflectionClassConstant::isDeprecated example 

<?php
class Basket {
    #[\Deprecated(message: 'use Basket::APPLE instead')]
    public const APLE = 'apple';

    public const APPLE = 'apple';
}
$classConstant = new ReflectionClassConstant('Basket', 'APLE');
var_dump($classConstant->isDeprecated());
?>

The above example will output:

bool(true)

See Also

  • Deprecated
  • ReflectionClassConstant::getDocComment