(PHP 5.5.0, PHP 7, PECL >= 3.0.0a1) Get the aliases of the given name

(PHP 5.5.0, PHP 7, PECL >= 3.0.0a1) Set behavior for handling repeating wall times at negative timezone offset

(PHP 7) Check if code point is an ignorable character

(PHP 5 >= 5.3.0, PHP 7, PECL intl >= 1.0.0) Returns part of haystack string from the first occurrence

(No version information available, might only be in Git) Get the rule set used to create this object

(PHP 7) Make Unicode character lowercase public

(PHP 5 >= 5.3.0, PHP 7, PECL intl >= 1.0.2, PHP 7, PECL idn >= 0.1) Convert domain name to IDNA ASCII

(No version information available, might only be in Git) Create break iterator for boundaries of combining

(PHP 5.5.0, PHP 7, PECL >= 3.0.0a1) Get the timezone data version currently used by ICU

(No version information available, might only be in Git) Private constructor for disallowing instantiation