$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.


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

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


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

$sanitizer methods and properties

API reference based on ProcessWire core version 3.0.225

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