توابع در php

[blueboy]

با سلام خدمت دوستان
می خواستم ازتون بپرسم که توابع زیر چه کاری انجام میده؟






()get_magic_quotes_gpc

;(GET_$ = array_map('mysql_real_escape_string', $_GET
()strip_tags



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Imagine

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[vahid4134]

http://ir.php.net/manual/en/function.get-magic-quotes-gpc.php
get_magic_quotes_gpc — Gets the current configuration setting of magic quotes gpc
http://ir.php.net/manual/en/function.array-map.php
array_map — Applies the callback to the elements of the given arrays
http://ir.php.net/manual/en/function.mysql-real-escape-string.php
mysql_real_escape_string — Escapes special characters in a string for use in a SQL statement
http://ir.php.net/manual/en/function.strip-tags.php
strip_tags — Strip HTML and PHP tags from a string
همه این موارد برای جلویگری از sql injection هست
http://en.wikipedia.org/wiki/SQL_injection