this is an anagram matcher to run upon words

Unicode user name check with som allowed non-alhanum characters

A regex to find the db wich you're quering against to.

cac vi du ve bat cac chuoi o regex

cac vi du ve bat cac chuoi o regex

Matches numbers in most forms - normal, decimal, exponential, comma separted

This pattern matches all the Unicode characters that are not allowed in an XML document. It's based on the Wikipedia article "Valid characters in XML".

accept empty spaces at start and end

Validate that the social security number follows all of the guidelines of the Social Security Administration, and excludes all voided numbers.

stackoverflow question

5 digits and no 0 5/4 times

Date Validation with leap year handling, & it takes care of date validation in the format like :mm/dd/yyyy or mmddyyyy or mm-dd-yyyy or m/d/yyyy or m-d-yyyy. 12/01/1986 02/29/2016 02/29/2015 13/31/1986...