PHP ?? "???? ?? ?? ??" ????
PHP? ?? "??: ???? ?? ?? ??" ???? ??? ?????. . ? ??? PHP? ?? ?? ?? ??? ???? ??? ? ?????. ??? ?? PHP? ???? ???? ???? ?? ??? ???? ?????.
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$department = mysql_real_escape_string($_POST[department]); $name = mysql_real_escape_string($_POST[name]); $email = mysql_real_escape_string($_POST[email]); $message = mysql_real_escape_string($_POST[message]);
? ??? ??? ?????. ??:
PHP Notice: Use of undefined constant department - assumed 'department' (line 5) PHP Notice: Use of undefined constant name - assumed 'name' (line 6) PHP Notice: Use of undefined constant email - assumed 'email' (line 7) PHP Notice: Use of undefined constant message - assumed 'message' (line 8)
??? ??? PHP? ??? ??? "department", "name,"? ????? ???? ??? ?????. "email" ? "message"? ??? ?????. ??? ??? ??? ???? ?? ???? PHP? ?? ??? ???? ???? "???? ?? ?? ??"??? ?? ???? ?????.
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To ? ??? ????? PHP?? ?? ?? ??? ? ??? ???? ???? ??? ???. ?? ?? ??? ?? ??? ??? ????.
$department = mysql_real_escape_string($_POST['department']); $name = mysql_real_escape_string($_POST['name']); $email = mysql_real_escape_string($_POST['email']); $message = mysql_real_escape_string($_POST['message']);
?? ?? ???? ??? PHP? ?? ??? ?? ??? ???? ???? ???? "???? ?? ?? ??" ??? ?????.
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TOSECURELYHANDLEAUSTENCENDACTIONANDACTERIZINGINPHP, FORCUCTSESTEPS : 1. ALWAYSHASHPASSWORTHPASSWORD_HASH () ? VERVERIFYUSINGPANSWORD_VERIFY (), usePREPAREDSTATEMENTSTOPREVENTSQLINGERGED, andSTOREUSERSESSEATAIN $ _SESSIONSAFTERLOGIN.2.impleplempletrole ?? ACCESSC

PHP?? ?? ???? ???? ????? ??? ?? ??? ???? ?? ??? ??? ??? ???? ????. 1. finfo_file ()? ???? ?? ?? ??? ???? ???/jpeg? ?? ?? ?? ? ?????. 2. uniqid ()? ???? ??? ?? ??? ???? ? Web ?? ????? ??????. 3. php.ini ? html ??? ?? ?? ??? ???? ???? ??? 0755? ?????. 4. Clamav? ???? ???? ???? ??? ??????. ??? ??? ?? ???? ????? ???? ?? ??? ????? ???? ??? ? ??? ?????.

PHP?? ==? ==? ?? ???? ?? ??? ??????. == ?? ??? ?? ?? ?????. ?? ??, 5 == "5"? true? ????, ?? ??? ???? ?? ?? ??? ????? ????? (? : 5 === "5"? false? ?????. ?? ?????? ===? ? ???? ?? ?????? == ?? ??? ??? ???? ?????.

PHP?? ?? ??? ??? ???? ??? ??? ????. 1. ?? ??? ?? ? ?? ??? ??? ???? ???? ??? ? ????. ??? ??? ???? ????? ????? ???? ????. 2. ?? ?? ?? - ??, ??? ???? ?? ??? ?????. 3. ?? ???? ??? ??? ???? ??? ??? ?????. 4. Division? / ??? ???? 0?? ??? ?? ????? ??? ?? ??? ?? ? ? ????. 5. ???? ??? ???? ?? ?? ? ?? ??? ???? ? ??? ? ???, ??? ?? ? ? ??? ??? ???? ?????. ? ???? ???? ???? ??? ??? ??? ???? ?? ??? ? ??????? ????.

?, PHP? ?? ?? ?? ?????? ?? MongoDB ? Redis? ?? NOSQL ??????? ?? ??? ? ????. ?? MongoDBPHP ???? (PECL ?? Composer? ?? ??)? ???? ????? ????? ??? ?????? ? ???? ????? ??, ??, ?? ? ?? ??? ?????. ??, Predis ????? ?? Phpredis ??? ???? Redis? ???? ?? ? ?? ? ??? ???? ??? ????? Phpredis? ???? ?? Predis? ?? ??? ?????. ? ? ?? ??? ???? ? ????? ????.

tostaycurrentwithphpdevelopments ? bestpractices, followkeynewssources lifephp.netandphpweekly, adgytwithcommunitiesonforumsandconferences, readlingupdated andgrad indewfeatures, andreadorcontributetoopensourceproceprosts.first

phpbecamepupularforwebdevelopmentduetoiteofleneflening, whithhtml, wididepreadhostingsupport, andalargeecosystemincludingframeworkslikelaravelandcmsplatformsformslikewordpress.itexcelsinhandlingformsubmissions, managingussess, interptisussivers, ?? ???

TOSETTHERIGHTTIMEZONEINPHP, usedate_default_timezone_set () functionattStartOfyourscriptwitHavalidInlifiersuchas'America/new_york'.1.edate_default_timezone_set () beforeanydate/timeFunctions.2
