(PHP 5.5.0, PHP 7, PECL >= 3.0.0a1) Whether the objectʼs time is in Daylight Savings Time

(PHP 5.5.0, PHP 7, PECL >= 3.0.0a1) Whether this objectʼs time is before that of the passed object

(PHP 7) Get bidirectional category value for a code point

(PHP 5.5.0, PHP 7, PECL >= 3.0.0a1) Whether a field is set

(No version information available, might only be in Git) Set the iterator position to the first boundary before

(PHP 7) Check if code point is punctuation character

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

(PHP 5.5.0, PHP 7, PECL >= 3.0.0a1) Get last error code on the object

(PHP 7) Check if code point is a "blank" or "horizontal space" character

(PHP 7) Get the numeric value for a Unicode code point