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See Also ¶ mb_regex_encoding () - Set/Get character encoding for multibyte regex mb_ereg_replace () - Replace regular expression with multibyte support
Jul 23, 2025 · The mb_ereg_replace () is an inbuilt function in PHP that is used to search & replace a string using the regular expression. This function is similar to the preg_match () but works on the multibyte string.
Execute mb_ereg_replace Online. Info and examples on mb_ereg_replace PHP Function from Multibyte String - Human Language and Character Encoding Support
In PHP, mb_ereg_replace () is used to replace a regular expression with multibyte support. It scans the string for matches to pattern, then replaces the matched text with the replacement, making it ideal for handling international characters and Unicode strings.
Parameters pattern The regular expression pattern. Multibyte characters may be used. The case will be ignored. replacement The replacement text. string The searched string. options The search option. See mb_regex_set_options for explanation.
mb_eregi_replace Supported Versions: PHP 4 >= 4.2.0, PHP 5, PHP 7, PHP 8 Replace regular expression with multibyte support ignoring case
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The internal encoding or the character encoding specified by mb_regex_encoding () will be used as the character encoding for this function.
