someTypeHint()
Array Count: 3
Date: 2026-09-02
Callable Return: Callback Return


Argument 1 passed to someTypeHint() must be of the type array, string given, called in /var/www/html/php7cookbook/source/chapter03/chap_03_developing_functions_with_hints.php on line 14

someScalarHint()

             Boolean :  TRUE
             Integer :    11
               Float : 22.22
              String :     This is a string

Argument 2 passed to someScalarHint() must be of the type int, string given, called in /var/www/html/php7cookbook/source/chapter03/chap_03_developing_functions_with_hints.php on line 25
someBooleanHint()
bool(true)
bool(true)
bool(true)
bool(true)

bool(false)
bool(false)
bool(false)
bool(false)


someBooleanHint()
<br />
<b>Fatal error</b>:  Uncaught Error: Call to undefined function someBooleanHint() in /var/www/html/php7cookbook/source/chapter03/chap_03_developing_functions_with_hints.php:56
Stack trace:
#0 {main}
  thrown in <b>/var/www/html/php7cookbook/source/chapter03/chap_03_developing_functions_with_hints.php</b> on line <b>56</b><br />