(PHP 7) Get the paired bracket character for a code point

(PHP 7) Get the Unicode name for a property value

(PHP 5.5.0, PHP 7, PECL >= 3.0.0a1) Set the substitution chars

(PECL gender >= 0.6.0) Get gender of a name.

(PHP 7) Get the FC_NFKC_Closure property for a code point

(PHP >= 5.3.2, PECL intl >= 2.0.0) Create a resource bundle

(PHP 5.5.0, PHP 7, PECL >= 3.0.0a1) Get the source convertor type

(PHP 5 >= 5.3.0, PHP 7, PECL intl >= 1.0.0) Get the datetype used for the IntlDateFormatter

(PHP 5.5.0, PHP 7, PECL >= 3.0.0a1) Default "to" callback function

(PHP 7) Return Unicode code point value of character