(PHP 5 >= 5.3.0, PHP 7, PECL intl >= 1.0.0) Get the locale for which the formatter was created.
(PHP 5.5.0, PHP 7, PECL >= 3.0.0a1) Get set of locale keyword values
(PHP 5 >= 5.3.0, PHP 7, PECL intl >= 1.0.0) Set the pattern used for the IntlDateFormatter
(PHP 5 >= 5.3.0, PHP 7, PECL intl >= 1.0.0) Get the error text from the last operation
(PHP 5 >= 5.3.0, PHP 7, PECL intl >= 1.0.0) Format a number
(PHP 7) Make Unicode character uppercase public
(PHP 7) Check if code point has the White_Space Unicode property
(PHP 5.5.0, PHP 7, PECL >= 3.0.0a1) Whether a certain date/time is in the weekend
(PHP 5 >= 5.3.0, PHP 7, PECL intl >= 1.0.0) Parse string to a field-based time value
(PHP 7) Check if code point is a graphic character
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