using preg_match to detect persian (farsi) characters in string

Question

I am trying to validate form data from server-side. my interest is that the user just fill the form by Persian characters.

I am using this code:

$na         


        

Answer 1

This 'should' work...

** added a ^ after the opening [ to exclude arabic/farsi characters from the match...

if (preg_match('/^[^\x{600}-\x{6FF}]+$/u', str_replace("\\\\","",$name)))

Answer 2

this regex:

if(preg_match("/^[آ ا ب پ ت ث ج چ ح خ د ذ ر ز ژ س ش ص ض ط ظ ع غ ف ق ک گ ل م ن و ه ی]/", $_POST['name']))

included numbers and space?

Answer 3

You should use this:

if(preg_match("/^[آ ا ب پ ت ث ج چ ح خ د ذ ر ز ژ س ش ص ض ط ظ ع غ ف ق ک گ ل م ن و ه ی]/", $_POST['name']))

Answer 4

http://utf8-chartable.de/unicode-utf8-table.pl?start=1536&number=1024&utf8=0x&addlinks=1&htmlent=1

پژگچ in 600 - 6FF range

fa only:

preg_match('/^[پچجحخهعغفقثصضشسیبلاتنمکگوئدذرزطظژؤإأءًٌٍَُِّ\s]+$/u', $input);

en , en-num and fa character:

 preg_match('/^([a-zA-Z0-9 پچجحخهعغفقثصضشسیبلاتنمکگوئدذرزطظژؤإأءًٌٍَُِّ])+$/u', $input);

you can set fa-numbers or arabic ي ك