(PHP 5 >= 5.3.0, PHP 7, PECL intl >= 1.0.0) Parse input string according to pattern

(PHP 5 >= 5.3.0, PHP 7, PECL intl >= 1.0.0) Get the error code from last operation

(PHP 5.5.0, PHP 7, PECL >= 3.0.0a1) Get time currently represented by the object

(No version information available, might only be in Git) Move forward to the next element

(No version information available, might only be in Git) Create break iterator for logically possible line

(PHP 7) Check if code point is permissible as the first character in an identifier

(No version information available, might only be in Git) Get the current element

(PHP 5 >= 5.3.0, PHP 7, PECL intl >= 1.0.0) Get last error code on the object

(PHP 5 >= 5.3.0, PHP 7, PECL intl >= 1.0.0) Set collation strength

(PHP 5.5.0, PHP 7, PECL >= 3.0.0a1) Create a new copy of the default timezone for this host