How to remove non-alphanumeric characters?

by

Sounds like you almost knew what you wanted to do already, you basically defined it as a regex.

preg_replace("/[^A-Za-z0-9 ]/", '', $string);

More Related Contents:

  1. Find a match pattern of any digit and space with any character in a string and replace with | in PHP [closed]
  2. Remove new lines from string and replace with one empty space
  3. How to remove accents and turn letters into “plain” ASCII characters? [duplicate]
  4. Capturing text between square brackets in PHP
  5. Remove multiple whitespaces
  6. How do I remove all specific characters at the end of a string in PHP?
  7. How to mimic Stack Overflow Auto-Link Behavior
  8. Remove control characters from PHP string
  9. How to split a string by multiple delimiters in PHP?
  10. PHP remove special character from string
  11. Split camelCase word into words with php preg_match (Regular Expression)
  12. How to split a long string without breaking words?
  13. Php – regular expression to check if the string has chinese chars
  14. PHP – Add link to a URL in a string
  15. Get last whole number in a string
  16. Close open HTML tags in a string
  17. Regex & PHP – isolate src attribute from img tag
  18. Remove accents without using iconv
  19. Remove all non-numeric characters from a string; [^0-9] doesn’t match as expected
  20. How to prefix a positive number with plus sign in PHP
  21. How to remove numbers from a string with RegEx
  22. How to validate that a string only contain lowercase letters?
  23. Regex to match an IP address [closed]
  24. Split a comma-delimited string into an array?
  25. Why does PHP consider 0 to be equal to a string?
  26. Replacing accented characters php
  27. What is the most efficient way to count all the occurrences of a specific character in a PHP string?
  28. How do I replace double quotes with single quotes
  29. PHP regular expression to match lines starting with a special character
  30. Limit String Length

Leave a Comment