(PHP 4 >= 4.0.2, PHP 5, PHP 7) Determine whether to save a replacement pairs list along with the wordlist

(PECL gender >= 0.6.0) Construct the Gender object.

(PHP 5 >= 5.3.0, PHP 7, PECL intl >= 1.0.0) Get description of the last error

(PHP 4 >= 4.0.6, PHP 5, PHP 7) Set/Get character encoding detection order

(PHP 4 >= 4.0.5, PHP 5, PHP 7) Convert string to requested character encoding

(No version information available, might only be in Git) Get the text being scanned

(PHP 4 >= 4.2.0, PHP 5, PHP 7) Regular expression match with multibyte support

(PHP 4 >= 4.2.0, PHP 5, PHP 7) Regular expression match for multibyte string

(PHP 4 >= 4.0.2, PHP 5, PHP 7) Check a word

(PHP >= 5.4.0, PECL intl >= 2.0.0) Get last error code