ReflectionClass::getConstant

(PHP 5, PHP 7, PHP 8)

ReflectionClass::getConstant — Gets defined constant

Description

public ReflectionClass::getConstant(string $name): mixed

Gets the defined constant.

Warning

This function is currently not documented; only its argument list is available.

Parameters

name

The name of the class constant to get.

Return Values

Value of the constant with the name name. Returns false if the constant was not found in the class.

Examples

Example #1 Usage of ReflectionClass::getConstant()

<?php

class Example {
    const C1 = false;
    const C2 = 'I am a constant';
}

$reflection = new ReflectionClass('Example');

var_dump($reflection->getConstant('C1'));
var_dump($reflection->getConstant('C2'));
var_dump($reflection->getConstant('C3'));
?>

The above example will output:

bool(false)
string(15) "I am a constant"
bool(false)

See Also