PHP 8.3.0 RC 6 available for testing

ReflectionClassConstant::isEnumCase

(PHP 8 >= 8.1.0)

ReflectionClassConstant::isEnumCaseChecks if class constant is an Enum case

说明

public ReflectionClassConstant::isEnumCase(): bool

Checks if the class constant is an Enum case.

参数

此函数没有参数。

返回值

true if the class constant is an Enum case; false otherwise.

示例

示例 #1 ReflectionClassConstant::isEnumCase() example

Distinguish between Enum cases and regular class constants.

<?php
enum Status
{
const
BORING_CONSTANT = 'test';
const
ENUM_VALUE = Status::PUBLISHED;

case
DRAFT;
case
PUBLISHED;
case
ARCHIVED;
}

$reflection = new ReflectionEnum(Status::class);
foreach (
$reflection->getReflectionConstants() as $constant) {
echo
"{$constant->name} is ",
$constant->isEnumCase() ? "an enum case" : "a regular class constant",
PHP_EOL;
}
?>

以上示例会输出:

 
BORING_CONSTANT is a regular class constant
ENUM_VALUE is a regular class constant
DRAFT is an enum case
PUBLISHED is an enum case
ARCHIVED is an enum case
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