ReflectionClass::hasConstant
(PHP 5 >= 5.1.2, PHP 7)
ReflectionClass::hasConstant — Checks if constant is defined
Descrierea
public ReflectionClass::hasConstant
( string
$name
) : boolChecks whether the class has a specific constant defined or not.
Parametri
-
name -
The name of the constant being checked for.
Valorile întoarse
true if the constant is defined, otherwise false.
Exemple
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"));
?>
Exemplul de mai sus va afișa ceva similar cu:
bool(true) bool(false)
A se vedea și
- ReflectionClass::hasMethod() - Checks if method is defined
- ReflectionClass::hasProperty() - Checks if property is defined
add a note
User Contributed Notes
There are no user contributed notes for this page.
