Regex Help

4,006 topics in this forum

1. What is the purpose of the begin and end ^ and $ characters, when should I use them and what do they do?

   By EasyLearner, June 9, 2023
   • 3 replies
   • 893 views
   • 
   • EasyLearner
   • June 24, 2023

2. [SOLVED] regex help

   By Renlok, June 21, 2007
   • 3 replies
   • 1.1k views
   • 
   • Renlok
   • June 24, 2007

3. [SOLVED] Whats wrong with my preg_replace?

   By ballhogjoni, July 11, 2008
   • 3 replies
   • 1k views
   • 
   • auro
   • July 11, 2008

4. [SOLVED] Two tags, gotta match them separately

   By Daedalian, July 31, 2008
   • 3 replies
   • 806 views
   • 
   • rhodesa
   • July 31, 2008

5. Need Help With Regular Expression

   By nackle2k10, July 28, 2013   

   • array
   • preg_split
   • (and 1 more)

     Tagged with:

     • array
     • preg_split
     • regex
   • 3 replies
   • 4.8k views
   • 
   • nackle2k10
   • July 31, 2013

6. RegEx - preg_replace 1 or 0 to Yes or No

   By aalcantara, June 29, 2009
   • 3 replies
   • 2.9k views
   • 
   • thebadbad
   • July 6, 2009

7. [SOLVED] need a regex pattern

   By hansford, June 5, 2008
   • 3 replies
   • 1.2k views
   • 
   • effigy
   • June 5, 2008

8. preg_replace space

   By newbtophp, November 24, 2009
   • 3 replies
   • 1.3k views
   • 
   • newbtophp
   • November 24, 2009

9. Easy way to strip out non alphanumeric characters?

   By rgrne, April 10, 2007
   • 3 replies
   • 1.3k views
   • 
   • neel_basu
   • April 15, 2007

10. [SOLVED] Replacing excess spaces with  

    By lifeson2112, October 3, 2007
    • 3 replies
    • 1.3k views
    • 
    • lifeson2112
    • October 6, 2007

11. [SOLVED] preg_match help

    By adv, April 19, 2008
    • 3 replies
    • 4k views
    • 
    • aCa
    • April 21, 2008

12. regular expressions

    By phpuser3, July 2, 2008
    • 3 replies
    • 974 views
    • 
    • effigy
    • July 2, 2008

13. [SOLVED] would preg_replace be easiest for this?

    By scarhand, August 14, 2008
    • 3 replies
    • 997 views
    • 
    • DarkWater
    • August 14, 2008

14. Regex username validation script question

    By j.smith1981, June 7, 2011
    • 3 replies
    • 1.6k views
    • 
    • xyph
    • June 7, 2011

15. email validation help using expression

    By jmantra, July 25, 2007
    • 3 replies
    • 1.2k views
    • 
    • soycharliente
    • July 26, 2007

16. Need help modifying this regex

    By jaxdevil, January 6, 2012
    • 3 replies
    • 865 views
    • 
    • jaxdevil
    • January 6, 2012

17. Not Replacing?

    By 3raser, October 17, 2012
    • 3 replies
    • 1.4k views
    • 
    • Christian F.
    • October 18, 2012

18. Trouble with Preg_Match

    By KapaGino, December 29, 2013
    • 3 replies
    • 1.1k views
    • 
    • Psycho
    • December 30, 2013

19. [SOLVED] Phone number verifcation?

    By virtuexru, March 13, 2007
    • 3 replies
    • 1.9k views
    • 
    • virtuexru
    • March 13, 2007

20. Formatting A String

    By N-Bomb(Nerd), July 20, 2011
    • 3 replies
    • 817 views
    • 
    • DavidAM
    • July 20, 2011

21. [SOLVED] preg_match_all no results

    By dose, July 16, 2009
    • 3 replies
    • 789 views
    • 
    • MadTechie
    • July 16, 2009

22. help with regex -- replace single quotes

    By gdfhghjdfghgfhf, May 17, 2008
    • 3 replies
    • 1.6k views
    • 
    • corbin
    • May 17, 2008

23. Preg_Match_All Help

    By HotshotONE, June 18, 2007
    • 3 replies
    • 992 views
    • 
    • effigy
    • June 19, 2007

24. Applying preg_replace within $row[output]

    By Digma, April 27, 2010
    • 3 replies
    • 845 views
    • 
    • Digma
    • April 28, 2010

25. [SOLVED] whats the best way to extract a string from a string?

    By ballhogjoni, April 28, 2009
    • 3 replies
    • 903 views
    • 
    • nrg_alpha
    • April 28, 2009