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@ 2024-03-02T10:18:47Z

<?php

$isInternalConstantDeprecatedFx = function (string $const) {
    $isDeprecated = false;
    $origHandler = set_error_handler(function (int $no, string $message) use (&$isDeprecated): bool {
        if ($no === E_DEPRECATED /* || $no === E_USER_DEPRECATED */) {
            $isDeprecated = true;
        }
        
        return true;
    });
    try {
        constant($const);
    } finally {
        if ($origHandler !== null) {
            set_error_handler($origHandler);
        }
    }
    
    return $isDeprecated;
};

$deprecatedConstants = [];
foreach (get_defined_constants(true) as $groupKey => $groupConstants) {
    if ($groupKey === 'user') {
        continue;
    }

    foreach ($groupConstants as $k => $v) {
        if ($isInternalConstantDeprecatedFx($k)) {
            $deprecatedConstants[] = $k;
        }
    }
}

print_r($deprecatedConstants);

Output for git.master, git.master_jit: Array ( [0] => FILTER_SANITIZE_STRING [1] => FILTER_SANITIZE_STRIPPED [2] => MT_RAND_PHP [3] => ASSERT_ACTIVE [4] => ASSERT_CALLBACK [5] => ASSERT_BAIL [6] => ASSERT_WARNING [7] => ASSERT_EXCEPTION [8] => FILE_TEXT [9] => FILE_BINARY [10] => U_MULTIPLE_DECIMAL_SEPERATORS )
Output for rfc.property-hooks: Array ( [0] => FILTER_SANITIZE_STRING [1] => FILTER_SANITIZE_STRIPPED [2] => FILE_TEXT [3] => FILE_BINARY [4] => U_MULTIPLE_DECIMAL_SEPERATORS )

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2022-12-01 RFC: Property hooks - included in PHP 8.4
2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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