$sanitizer->removeMB4() method

Removes 4-byte UTF-8 characters (like emoji) that produce error with with MySQL regular “UTF8” encoding

Returns the same value type that it is given. If given something other than a string or array, it just returns it without modification.

Usage

// basic usage
$string = $sanitizer->removeMB4($value);

// usage with all arguments
$string = $sanitizer->removeMB4($value, array $options = []);

Arguments

NameType(s)Description
valuestring, array

String or array containing strings

options (optional)array

Options to modify behavior, 3.0.169+ only:

  • replaceWith (string): Replace MB4+ characters with this character, may not be blank (default='�')
  • version (int): Replacement method version (default=2)

Return value

string array mixed


$sanitizer methods and properties

API reference based on ProcessWire core version 3.0.172

Twitter updates

  • ProcessWire 3.0.174 core updates: improvements to the new path/URL hooks and more— More
    12 March 2021
  • ProcessWire 3.0.173 adds several new requested features and this post focuses on one of my favorites: the ability to hook into and handle ProcessWire URLs, independent of pages— More
    5 March 2021
  • This week ProcessWire gained powerful new tools for finding pages and controlling how they are loaded. If you like to maximize performance and efficiency, you’ll like what 3.0.172 brings— More
    5 February 2021

Latest news

  • ProcessWire Weekly #357
    In the 357th issue of ProcessWire Weekly we'll check out ProcessWire 3.0.174, some forum highlights, and more. Read on!
    Weekly.pw / 14 March 2021
  • ProcessWire 3.0.173 core updates: New URL hooks
    ProcessWire 3.0.173 adds several new requested features and this post focuses on one of my favorites: the ability to hook into and handle ProcessWire URLs, independent of pages.
    Blog / 5 March 2021
  • Subscribe to weekly ProcessWire news

I just love the easy and intuitive ProcessWire API. ProcessWire rocks!” —Jens Martsch, Web developer