The ReflectionFunction::__toString() function is an inbuilt function in PHP which is used to return the string representation of the specified function.
Syntax:
string ReflectionFunction::__toString( void )
Parameters: This function does not accept any parameters.
Return Value: This function returns the string representation of the specified function.
Below programs illustrate the ReflectionFunction::__toString() function in PHP:
Program 1:
php
<?php// Initializing a user-defined functionfunction Company($Company_Name, $Role){ return sprintf("%s %s\r\n", $Company_Name, $Role);}// Using ReflectionFunction() over the specified// function company$function = new ReflectionFunction('company');// Calling the __toString() function$A = $function->__toString();// Getting the string representation of the// above specified functionecho $A;?> |
Output:
Function [ <user> function Company ] {
@@ /home/a39c30763ecfc7f257d02e44de746b22.php 4 - 7
- Parameters [2] {
Parameter #0 [ <required> $Company_Name ]
Parameter #1 [ <required> $Role ]
}
}
Program 2:
php
<?php// Initializing some user-defined functionsfunction Trial1($First_Args, $Second_Args){ return sprintf("%s %s\r\n", $First_Args, $Second_Args);}function Trial2($First_Args, $Second_Args){ return sprintf("%s %s\r\n", $First_Args, $Second_Args);}// Using ReflectionFunction() over the above// specified functions $function = new ReflectionFunction('Trial1');$function = new ReflectionFunction('Trial2');// Calling the __toString() function and// Getting string representation of the// above specified functionecho $function->__toString();echo $function->__toString();?> |
Output:
Function [ <user> function Trial2 ] {
@@ /home/09f598906ca0bfcad4613b5dea41c27b.php 9 - 12
- Parameters [2] {
Parameter #0 [ <required> $First_Args ]
Parameter #1 [ <required> $Second_Args ]
}
}
Function [ <user> function Trial2 ] {
@@ /home/09f598906ca0bfcad4613b5dea41c27b.php 9 - 12
- Parameters [2] {
Parameter #0 [ <required> $First_Args ]
Parameter #1 [ <required> $Second_Args ]
}
}
Reference: https://www.php.net/manual/en/reflectionfunction.tostring.php
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