mb_ereg_replace

Function • Deprecated in PHP 8.6

Replace regular expression with multibyte support.

PHP 5
PHP 7
PHP 8.0
Improved
PHP 8.1
PHP 8.2-8.3
PHP 8.4
PHP 8.5
PHP 8.6
Deprecated

mb_ereg_replace Function synopsis

#[\Deprecated]
mb_ereg_replace(
    string $pattern,
    string $replacement,
    string $string,
    ?string $options = null
  ): string|false|null

Parameters

$pattern

Typestring

The regular expression pattern.

$replacement

Typestring

The replacement text.

$string

Typestring

The string being checked.

$options

OptionalType?stringDefault valuenull

Return value

Typestring|false|null

The resultant string on success, or false on error. If $string is not valid for the current encoding, null is returned.

Changes to the mb_ereg_replace Function

PHP 8.6

  • Function deprecated

PHP 8.0

  • Return type added: string|false|null
  • Parameter type added for parameter #1 ($pattern): string
  • Parameter type added for parameter #2 ($replacement): string
  • Parameter type added for parameter #3 ($string): string
  • Parameter name of parameter #4 changed: $option to $options
  • Parameter type added for parameter #4 ($options): ?string
  • Parameter default value added for position #4 ($options): null
  mb_ereg_replace(
-     $pattern,
+     string $pattern,
-     $replacement,
+     string $replacement,
-     $string,
+     string $string,
-     $option
+     ?string $options = null
-   )
+   ): string|false|null

mb_ereg_replace Function Availability

PHP VersionAvailability
PHP 8.6Upcoming Release Yes Deprecated
PHP 8.5Supported (Latest) Yes
PHP 8.4Supported Yes
PHP 8.3Security-Fixes Only Yes
PHP 8.2Security-Fixes Only Yes
PHP 8.1Unsupported Yes
PHP 8.0Unsupported Yes
PHP 7.4Unsupported Yes
PHP 7.3Unsupported Yes
PHP 7.2Unsupported Yes
PHP 7.1Unsupported Yes
PHP 7.0Unsupported Yes
PHP 5.6Unsupported Yes
PHP 5.5Unsupported Yes
PHP 5.4Unsupported Yes
PHP 5.3Unsupported Yes