ReflectionClass::hasConstant
(PHP 5 >= 5.1.2, PHP 7, PHP 8)
ReflectionClass::hasConstant — Checks if constant is defined
Descrizione
Checks whether the class has a specific constant defined or not.
Elenco dei parametri
-
name -
The name of the constant being checked for.
Valori restituiti
true if the constant is defined, otherwise false.
Esempi
Example #1 ReflectionClass::hasConstant() example
<?php
class Foo {
const c1 = 1;
}
$class = new ReflectionClass("Foo");
var_dump($class->hasConstant("c1"));
var_dump($class->hasConstant("c2"));
?>Il precedente esempio visualizzerà qualcosa simile a:
bool(true) bool(false)
Vedere anche:
- ReflectionClass::hasMethod() - Checks if method is defined
- ReflectionClass::hasProperty() - Checks if property is defined
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