PHP | ReflectionClass getDocComment() Function

The ReflectionClass::getDocComment() function is an inbuilt function in PHP which is used to return the specified doc comments if it exists, otherwise returns false.

Syntax:

string ReflectionClass::getDocComment( void )

Parameters: This function does not accept any parameters.
Return Value: This function returns the specified doc comments if it exists, otherwise returns false.

Below programs illustrate the ReflectionClass::getDocComment() function in PHP:
Program 1:

php

<?php

// Below is the doc comments
/**
* Below program is
* about getting the
* doc comments.
*/
// Defining a class named as Departments
class Departments {}

// Using ReflectionClass over the class Departments
$ReflectionClass = new ReflectionClass('Departments');

// Calling getDocComment() functions
$A = $ReflectionClass->getDocComment();

// Getting specified doc comments
var_dump($A);
?>

Output:

string(66) "/** 
* Below program is
* about getting the
* doc comments.
*/"

Program 2:

php

<?php

// Defining a class named as Departments
class Departments {}

// Using ReflectionClass over the class Departments
$ReflectionClass = new ReflectionClass('Departments');

// Calling getDocComment() functions
$A = $ReflectionClass->getDocComment();

// Getting specified doc comments
var_dump($A);
?>

Output:

bool(false)

Reference: https://www.php.net/manual/en/reflectionclass.getdoccomment.php