uopz_flags

(PECL uopz 2 >= 2.0.2, PECL uopz 5, PECL uopz 6, PECL uopz 7)

uopz_flagsGet or set flags on function or class

Descrizione

uopz_flags(string $function, int $flags = PHP_INT_MAX): int
uopz_flags(string $class, string $function, int $flags = PHP_INT_MAX): int

Get or set the flags on a class or function entry at runtime

Elenco dei parametri

class

The name of a class

function

The name of the function. If class is given and an empty string is passed as function, uopz_flags() gets or sets the flags of the class entry.

flags

A valid set of ZEND_ACC_ flags. If omitted, uopz_flags() acts as getter.

Valori restituiti

If setting, returns old flags, else returns flags

Errori/Eccezioni

As of PHP 7.4.0, if the parameter flags is passed, uopz_flags() throws a RuntimeException, if OPcache is enabled, and the class entry of class or the function entry of function is immutable.

Log delle modifiche

Versione Descrizione
PECL uopz 5.0.0 The flags parameter is now optional. Formerly, ZEND_ACC_FETCH had to be passed to use uopz_flags() as getter.

Esempi

Example #1 uopz_flags() example

<?php
class Test {
public function
method() {
return
__CLASS__;
}
}

$flags = uopz_flags("Test", "method");

var_dump((bool) (uopz_flags("Test", "method") & ZEND_ACC_PRIVATE));
var_dump((bool) (uopz_flags("Test", "method") & ZEND_ACC_STATIC));

var_dump(uopz_flags("Test", "method", $flags|ZEND_ACC_STATIC|ZEND_ACC_PRIVATE));

var_dump((bool) (uopz_flags("Test", "method") & ZEND_ACC_PRIVATE));
var_dump((bool) (uopz_flags("Test", "method") & ZEND_ACC_STATIC));
?>

Il precedente esempio visualizzerà:

bool(false)
bool(false)
int(1234567890)
bool(true)
bool(true)

Example #2 "Unfinalize" a Class

<?php
final class MyClass
{
}

$flags = uopz_flags(MyClass::class, '');
uopz_flags(MyClass::class, '', $flags & ~ZEND_ACC_FINAL);
var_dump((new ReflectionClass(MyClass::class))->isFinal());
?>

Il precedente esempio visualizzerà:

bool(false)