Реферат Інформаційна система відстеження гравців букмекерської контори

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PHP. , Foreach, Perl.

-, .. PHP.

Hello world PHP:

lt ;? php Hello, world! raquo ;;

? gt;

:

lt ;? = Laquo; Hello, world! raquo ;? gt;

lt ;? =. ,, Lt ;? php? gt ;. ,,. PHP- HTML-,,:

lt; html gt;

lt; head gt;

lt; title gt; PHP lt;/title gt;

lt;/head gt;

lt; body gt;

lt ;? php echo Hello, world! raquo ;;? gt;

lt;/body gt;

lt;/html gt;

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, ( amp;).:(/ * * /), C ++ (//) UNIX (#). ,,. (, PHP).

:

· (integer),

· (float, double),

· (boolean),

· (string),

· NULL.

:

· (resource),

· (array),

· (object),

:

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· number (integer float),

· callback (string),

· void.

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PHP callback. 5.3,,:

($ args. $ argsN) use ($ ctxVar, $ ctxVar1) {definition; }

:

· ();

· - ();

· -, - ().

is_callable ($ var)

$,..:

$ a= I am a raquo ;;// $ A $ a;// $

$ b= a raquo ;; $$ b;// $ ($ $ B) $ { a };// $ A_name ();// Function_name

$ c= function_name raquo ;;

$ c ();// Function_name,

$ d= Class_name raquo ;;

$ obj=new Class_name;// Class_name

$ obj=new $ d ();// Class_name

$ obj- gt; b;// B

$ obj- gt; c ();// C ()

$ obj- gt; $ b;// A, $ b= a

$ obj- gt; $ c ();// Function_name (), $ c= function_name

PHP echo print (print),..

(. Superglobal arrays) PHP, global. (GET-, POST, ..).

, $ GLOBALS $ _REQUEST,, 5.3 (5.4.0). , $ _GET [ Laquo; year ] $ HTTP_GET_VARS [ year ] (: ) [12].

$ GLOBALS

().

$ _ SERVER (- $ HTTP_SERVER_VARS)

,.

$ _ ENV (. $ HTTP_ENV_VARS)

(. Environment variables). ,.

$ _ GET (. $ HTTP_GET_VARS)

GET-, URI ? .

$ _ POST (. $ HTTP_POST_VARS)

HTML- POST. name (,, -, ..) HTML -.

$ _ FILES (. $ HTTP_POST_FILES)

POST. , Laquo; name ,,,:

· [ name ] -.

· [ type ] - MIME-. PHP,,.

· [ size ] -.

· [ tmp_name ] -. move_uploaded_file. PHP.

· [ error ] -. , 0 (UPLOAD_ERR_OK).

$ _ COOKIE (. $ HTTP_COOKIE_VARS)

.

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