mb_eregi_replace

Function • Deprecated in PHP 8.6

Replace regular expression with multibyte support ignoring case.

PHP 5
PHP 7.0
Improved
PHP 7.1-7.4
PHP 8.0
Improved
PHP 8.1
PHP 8.2-8.3
PHP 8.4
PHP 8.5
PHP 8.6
Deprecated

mb_eregi_replace Function synopsis

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

Parameters

$pattern

Typestring

The regular expression pattern. Multibyte characters may be used. The case will be ignored.

$replacement

Typestring

The replacement text.

$string

Typestring

The searched string.

$options

OptionalType?stringDefault valuenull

Return value

Typestring|false|null

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

Changes to the mb_eregi_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_eregi_replace(
-     $pattern,
+     string $pattern,
-     $replacement,
+     string $replacement,
-     $string,
+     string $string,
-     $option
+     ?string $options = null
-   )
+   ): string|false|null

PHP 7.0

  • Optional parameter added - #4: $option
 mb_eregi_replace(
     $pattern,
     $replacement,
-    $string
+    $string,
+    $option
   )

mb_eregi_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