Prestashop - 1.4 Guide de l'utilisateur télécharger pdf (Page 33)

7. $a = 17 + 23; // A comment inside my exemple function

8. Outside funcions and methods, only the "/" and "/" comment tags

are allowed

10. /* This method is required for compatibility issues */

11. public function foo()

12. {

13. // Some code explanation right here

14. [...]

15. }

16. PHP Doc Element comment is required before the method

declarations

17.

18. /**

19. * Return field value if possible (both classical and multilingual

fields)

20. *

21. * Case 1 : Return value if present in $_POST / $_GET

22. * Case 2 : Return object value

23. *

24. * @param object $obj Object

25. * @param string $key Field name

26. * @param integer $id_lang Language id (optional)

27. * @return string

28. */

29. protected function getFieldValue($obj, $key, $id_lang = NULL)

For more informations

For more informations about the PHP Doc norm:

http://manual.phpdoc.org/HTMLSmartyConverter/HandS/phpDocumentor/tutorial_tags.pkg.html

Return values

1. Return statement does not need brackets except when it deals with

a composed

expression

3. return $result;

4. return ($a + $b);

5. return (a() - b());

6. return true;

7. Break a function

9. return;

Call

Function call preceded by a "@" is forbidden but beware with function /

method call with login / password or path argmuments.

myfunction()

// In the following exemple we put a @ for security reasons

@mysql_connect([...]);

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Prestashop - 1.4 Guide de l'utilisateur Page 33

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