| PREG_PATTERN_ORDER |
Orders results so that $matches[0] is an array of full pattern
matches, $matches[1] is an array of strings matched by the first
parenthesized subpattern, and so on. This flag is only used with
preg_match_all().
|
| PREG_SET_ORDER |
Orders results so that $matches[0] is an array of first set of
matches, $matches[1] is an array of second set of matches, and so
on. This flag is only used with preg_match_all().
|
| PREG_OFFSET_CAPTURE |
See the description of
PREG_SPLIT_OFFSET_CAPTURE. This flag is
available since PHP 4.3.0.
|
| PREG_SPLIT_NO_EMPTY |
This flag tells preg_split() to return only non-empty
pieces.
|
| PREG_SPLIT_DELIM_CAPTURE |
This flag tells preg_split() to capture
parenthesized expression in the delimiter pattern as well. This flag
is available since PHP 4.0.5.
|
| PREG_SPLIT_OFFSET_CAPTURE |
If this flag is set, for every occurring match the appendant string
offset will also be returned. Note that this changes the return
values in an array where every element is an array consisting of the
matched string at offset 0 and its string offset within subject at
offset 1. This flag is available since PHP 4.3.0
and is only used for preg_split().
|
| PREG_NO_ERROR |
Returned by preg_last_error() if there were no
errors. Available since PHP 5.2.0.
|
| PREG_INTERNAL_ERROR |
Returned by preg_last_error() if there was an
internal PCRE error. Available since PHP 5.2.0.
|
| PREG_BACKTRACK_LIMIT_ERROR |
Returned by preg_last_error() if backtrack limit was exhausted.
Available since PHP 5.2.0.
|
| PREG_RECURSION_LIMIT_ERROR |
Returned by preg_last_error() if recursion limit was exhausted.
Available since PHP 5.2.0.
|
| PREG_BAD_UTF8_ERROR |
Returned by preg_last_error() if the last error was
caused by malformed UTF-8 data (only when running a regex in UTF-8 mode). Available
since PHP 5.2.0.
|
| PREG_BAD_UTF8_OFFSET_ERROR |
Returned by preg_last_error() if the offset didn't
correspond to the begin of a valid UTF-8 code point (only when running
a regex in UTF-8
mode). Available since PHP 5.3.0.
|
| PCRE_VERSION |
PCRE version and release date (e.g. "7.0 18-Dec-2006"). Available since
PHP 5.2.4.
|
