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ReflectionConstant::isDeprecated

(PHP 8 >= 8.4.0)

ReflectionConstant::isDeprecatedChecks if deprecated

Description

public ReflectionConstant::isDeprecated(): bool

Checks whether the constant is deprecated.

Parameters

This function has no parameters.

Return Values

true if it's deprecated, otherwise false

Examples

Example #1 ReflectionConstant::isDeprecated() example

<?php
// E_STRICT is deprecated as of PHP 8.4
var_dump((new ReflectionConstant('E_STRICT'))->isDeprecated());
?>

Output of the above example in PHP 8.4:

bool(true)

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https://www.php.net/manual/en/reflectionconstant.isdeprecated.php