توابع فیلتر در نسخه های پایین تر از php 5

memfis

Member
سلام
اونطوری که من فهمیدم توابع فیلترفقط در هستهphp5 موجوده
PHP Filter Functions
PHP: indicates the earliest version of PHP that supports the function.
Function
Description
PHP
filter_has_var()
Checks if a variable of a specified input type exist
5
filter_id()
Returns the ID number of a specified filter
5
filter_input()
Get input from outside the script and filter it
5
filter_input_array()
Get multiple inputs from outside the script and filters them
5
filter_list()
Returns an array of all supported filters
5
filter_var_array()
Get multiple variables and filter them
5
filter_var()
Get a variable and filter it
5



PHP Filters
ID Name
Description
FILTER_CALLBACK
Call a user-defined function to filter data
FILTER_SANITIZE_STRING
Strip tags, optionally strip or encode special characters
FILTER_SANITIZE_STRIPPED
Alias of "string" filter
FILTER_SANITIZE_ENCODED
URL-encode string, optionally strip or encode special characters
FILTER_SANITIZE_SPECIAL_CHARS
HTML-escape '"<>& and characters with ASCII value less than 32
FILTER_SANITIZE_EMAIL
Remove all characters, except letters, digits and !#$%&'*+-/=?^_`{|}~@.[]
FILTER_SANITIZE_URL
Remove all characters, except letters, digits and $-_.+!*'(),{}|\\^~[]`<>#%";/?:mad:&=
FILTER_SANITIZE_NUMBER_INT
Remove all characters, except digits and +-
FILTER_SANITIZE_NUMBER_FLOAT
Remove all characters, except digits, +- and optionally .,eE
FILTER_SANITIZE_MAGIC_QUOTES
Apply addslashes()
FILTER_UNSAFE_RAW
Do nothing, optionally strip or encode special characters
FILTER_VALIDATE_INT
Validate value as integer, optionally from the specified range
FILTER_VALIDATE_BOOLEAN
Return TRUE for "1", "true", "on" and "yes", FALSE for "0", "false", "off", "no", and "", NULL otherwise
FILTER_VALIDATE_FLOAT
Validate value as float
FILTER_VALIDATE_REGEXP
Validate value against regexp, a Perl-compatible regular expression
FILTER_VALIDATE_URL
Validate value as URL, optionally with required components
FILTER_VALIDATE_EMAIL
Validate value as e-mail
FILTER_VALIDATE_IP
Validate value as IP address, optionally only IPv4 or IPv6 or not from private or reserved ranges


حالا اگه من بخوام از این توابع در نسخه های پایین استفاده کنم چی کار باید کنم.
کسی هست که این توابع را داشته باشه، تا بتونم انها را داخل برنامه خودم قرار بدم و هر جا لازم بود اینکلود کنم.
 

Y.P.Y

Well-Known Member
سلام،
بهترین راه شبیه سازی هستش... با استفاده از Regular expressions.
 

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