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<?php $constants = get_defined_constants(); print_r(array_intersect_key($constants, array_flip(preg_grep('/^P(?:REG|CRE)_/', array_keys($constants)))));
Output for 8.3.0 - 8.3.7
Array ( [PREG_PATTERN_ORDER] => 1 [PREG_SET_ORDER] => 2 [PREG_OFFSET_CAPTURE] => 256 [PREG_UNMATCHED_AS_NULL] => 512 [PREG_SPLIT_NO_EMPTY] => 1 [PREG_SPLIT_DELIM_CAPTURE] => 2 [PREG_SPLIT_OFFSET_CAPTURE] => 4 [PREG_GREP_INVERT] => 1 [PREG_NO_ERROR] => 0 [PREG_INTERNAL_ERROR] => 1 [PREG_BACKTRACK_LIMIT_ERROR] => 2 [PREG_RECURSION_LIMIT_ERROR] => 3 [PREG_BAD_UTF8_ERROR] => 4 [PREG_BAD_UTF8_OFFSET_ERROR] => 5 [PREG_JIT_STACKLIMIT_ERROR] => 6 [PCRE_VERSION] => 10.42 2022-12-12 [PCRE_VERSION_MAJOR] => 10 [PCRE_VERSION_MINOR] => 42 [PCRE_JIT_SUPPORT] => 1 )
Output for 8.2.0 - 8.2.18
Array ( [PREG_PATTERN_ORDER] => 1 [PREG_SET_ORDER] => 2 [PREG_OFFSET_CAPTURE] => 256 [PREG_UNMATCHED_AS_NULL] => 512 [PREG_SPLIT_NO_EMPTY] => 1 [PREG_SPLIT_DELIM_CAPTURE] => 2 [PREG_SPLIT_OFFSET_CAPTURE] => 4 [PREG_GREP_INVERT] => 1 [PREG_NO_ERROR] => 0 [PREG_INTERNAL_ERROR] => 1 [PREG_BACKTRACK_LIMIT_ERROR] => 2 [PREG_RECURSION_LIMIT_ERROR] => 3 [PREG_BAD_UTF8_ERROR] => 4 [PREG_BAD_UTF8_OFFSET_ERROR] => 5 [PREG_JIT_STACKLIMIT_ERROR] => 6 [PCRE_VERSION] => 10.40 2022-04-14 [PCRE_VERSION_MAJOR] => 10 [PCRE_VERSION_MINOR] => 40 [PCRE_JIT_SUPPORT] => 1 )
Output for 8.1.1 - 8.1.28
Array ( [PREG_PATTERN_ORDER] => 1 [PREG_SET_ORDER] => 2 [PREG_OFFSET_CAPTURE] => 256 [PREG_UNMATCHED_AS_NULL] => 512 [PREG_SPLIT_NO_EMPTY] => 1 [PREG_SPLIT_DELIM_CAPTURE] => 2 [PREG_SPLIT_OFFSET_CAPTURE] => 4 [PREG_GREP_INVERT] => 1 [PREG_NO_ERROR] => 0 [PREG_INTERNAL_ERROR] => 1 [PREG_BACKTRACK_LIMIT_ERROR] => 2 [PREG_RECURSION_LIMIT_ERROR] => 3 [PREG_BAD_UTF8_ERROR] => 4 [PREG_BAD_UTF8_OFFSET_ERROR] => 5 [PREG_JIT_STACKLIMIT_ERROR] => 6 [PCRE_VERSION] => 10.39 2021-10-29 [PCRE_VERSION_MAJOR] => 10 [PCRE_VERSION_MINOR] => 39 [PCRE_JIT_SUPPORT] => 1 )
Output for 8.1.0
Array ( [PREG_PATTERN_ORDER] => 1 [PREG_SET_ORDER] => 2 [PREG_OFFSET_CAPTURE] => 256 [PREG_UNMATCHED_AS_NULL] => 512 [PREG_SPLIT_NO_EMPTY] => 1 [PREG_SPLIT_DELIM_CAPTURE] => 2 [PREG_SPLIT_OFFSET_CAPTURE] => 4 [PREG_GREP_INVERT] => 1 [PREG_NO_ERROR] => 0 [PREG_INTERNAL_ERROR] => 1 [PREG_BACKTRACK_LIMIT_ERROR] => 2 [PREG_RECURSION_LIMIT_ERROR] => 3 [PREG_BAD_UTF8_ERROR] => 4 [PREG_BAD_UTF8_OFFSET_ERROR] => 5 [PREG_JIT_STACKLIMIT_ERROR] => 6 [PCRE_VERSION] => 10.37 2021-05-26 [PCRE_VERSION_MAJOR] => 10 [PCRE_VERSION_MINOR] => 37 [PCRE_JIT_SUPPORT] => 1 )
Output for 7.4.12 - 7.4.33, 8.0.0 - 8.0.30
Array ( [PREG_PATTERN_ORDER] => 1 [PREG_SET_ORDER] => 2 [PREG_OFFSET_CAPTURE] => 256 [PREG_UNMATCHED_AS_NULL] => 512 [PREG_SPLIT_NO_EMPTY] => 1 [PREG_SPLIT_DELIM_CAPTURE] => 2 [PREG_SPLIT_OFFSET_CAPTURE] => 4 [PREG_GREP_INVERT] => 1 [PREG_NO_ERROR] => 0 [PREG_INTERNAL_ERROR] => 1 [PREG_BACKTRACK_LIMIT_ERROR] => 2 [PREG_RECURSION_LIMIT_ERROR] => 3 [PREG_BAD_UTF8_ERROR] => 4 [PREG_BAD_UTF8_OFFSET_ERROR] => 5 [PREG_JIT_STACKLIMIT_ERROR] => 6 [PCRE_VERSION] => 10.35 2020-05-09 [PCRE_VERSION_MAJOR] => 10 [PCRE_VERSION_MINOR] => 35 [PCRE_JIT_SUPPORT] => 1 )
Output for 7.4.6 - 7.4.11
Array ( [PREG_PATTERN_ORDER] => 1 [PREG_SET_ORDER] => 2 [PREG_OFFSET_CAPTURE] => 256 [PREG_UNMATCHED_AS_NULL] => 512 [PREG_SPLIT_NO_EMPTY] => 1 [PREG_SPLIT_DELIM_CAPTURE] => 2 [PREG_SPLIT_OFFSET_CAPTURE] => 4 [PREG_GREP_INVERT] => 1 [PREG_NO_ERROR] => 0 [PREG_INTERNAL_ERROR] => 1 [PREG_BACKTRACK_LIMIT_ERROR] => 2 [PREG_RECURSION_LIMIT_ERROR] => 3 [PREG_BAD_UTF8_ERROR] => 4 [PREG_BAD_UTF8_OFFSET_ERROR] => 5 [PREG_JIT_STACKLIMIT_ERROR] => 6 [PCRE_VERSION] => 10.34 2019-11-21 [PCRE_VERSION_MAJOR] => 10 [PCRE_VERSION_MINOR] => 34 [PCRE_JIT_SUPPORT] => 1 )
Output for 7.4.0 - 7.4.5
Array ( [PREG_PATTERN_ORDER] => 1 [PREG_SET_ORDER] => 2 [PREG_OFFSET_CAPTURE] => 256 [PREG_UNMATCHED_AS_NULL] => 512 [PREG_SPLIT_NO_EMPTY] => 1 [PREG_SPLIT_DELIM_CAPTURE] => 2 [PREG_SPLIT_OFFSET_CAPTURE] => 4 [PREG_GREP_INVERT] => 1 [PREG_NO_ERROR] => 0 [PREG_INTERNAL_ERROR] => 1 [PREG_BACKTRACK_LIMIT_ERROR] => 2 [PREG_RECURSION_LIMIT_ERROR] => 3 [PREG_BAD_UTF8_ERROR] => 4 [PREG_BAD_UTF8_OFFSET_ERROR] => 5 [PREG_JIT_STACKLIMIT_ERROR] => 6 [PCRE_VERSION] => 10.33 2019-04-16 [PCRE_VERSION_MAJOR] => 10 [PCRE_VERSION_MINOR] => 33 [PCRE_JIT_SUPPORT] => 1 )
Output for 7.3.0 - 7.3.33
Array ( [PREG_PATTERN_ORDER] => 1 [PREG_SET_ORDER] => 2 [PREG_OFFSET_CAPTURE] => 256 [PREG_UNMATCHED_AS_NULL] => 512 [PREG_SPLIT_NO_EMPTY] => 1 [PREG_SPLIT_DELIM_CAPTURE] => 2 [PREG_SPLIT_OFFSET_CAPTURE] => 4 [PREG_GREP_INVERT] => 1 [PREG_NO_ERROR] => 0 [PREG_INTERNAL_ERROR] => 1 [PREG_BACKTRACK_LIMIT_ERROR] => 2 [PREG_RECURSION_LIMIT_ERROR] => 3 [PREG_BAD_UTF8_ERROR] => 4 [PREG_BAD_UTF8_OFFSET_ERROR] => 5 [PREG_JIT_STACKLIMIT_ERROR] => 6 [PCRE_VERSION] => 10.32 2018-09-10 [PCRE_VERSION_MAJOR] => 10 [PCRE_VERSION_MINOR] => 32 [PCRE_JIT_SUPPORT] => 1 )
Output for 7.2.0 - 7.2.33
Array ( [PREG_PATTERN_ORDER] => 1 [PREG_SET_ORDER] => 2 [PREG_OFFSET_CAPTURE] => 256 [PREG_UNMATCHED_AS_NULL] => 512 [PREG_SPLIT_NO_EMPTY] => 1 [PREG_SPLIT_DELIM_CAPTURE] => 2 [PREG_SPLIT_OFFSET_CAPTURE] => 4 [PREG_GREP_INVERT] => 1 [PREG_NO_ERROR] => 0 [PREG_INTERNAL_ERROR] => 1 [PREG_BACKTRACK_LIMIT_ERROR] => 2 [PREG_RECURSION_LIMIT_ERROR] => 3 [PREG_BAD_UTF8_ERROR] => 4 [PREG_BAD_UTF8_OFFSET_ERROR] => 5 [PREG_JIT_STACKLIMIT_ERROR] => 6 [PCRE_VERSION] => 8.41 2017-07-05 )
Output for 7.0.3 - 7.0.33, 7.1.0 - 7.1.27
Array ( [PREG_PATTERN_ORDER] => 1 [PREG_SET_ORDER] => 2 [PREG_OFFSET_CAPTURE] => 256 [PREG_SPLIT_NO_EMPTY] => 1 [PREG_SPLIT_DELIM_CAPTURE] => 2 [PREG_SPLIT_OFFSET_CAPTURE] => 4 [PREG_GREP_INVERT] => 1 [PREG_NO_ERROR] => 0 [PREG_INTERNAL_ERROR] => 1 [PREG_BACKTRACK_LIMIT_ERROR] => 2 [PREG_RECURSION_LIMIT_ERROR] => 3 [PREG_BAD_UTF8_ERROR] => 4 [PREG_BAD_UTF8_OFFSET_ERROR] => 5 [PREG_JIT_STACKLIMIT_ERROR] => 6 [PCRE_VERSION] => 8.38 2015-11-23 )
Output for 7.0.0 - 7.0.2
Array ( [PREG_PATTERN_ORDER] => 1 [PREG_SET_ORDER] => 2 [PREG_OFFSET_CAPTURE] => 256 [PREG_SPLIT_NO_EMPTY] => 1 [PREG_SPLIT_DELIM_CAPTURE] => 2 [PREG_SPLIT_OFFSET_CAPTURE] => 4 [PREG_GREP_INVERT] => 1 [PREG_NO_ERROR] => 0 [PREG_INTERNAL_ERROR] => 1 [PREG_BACKTRACK_LIMIT_ERROR] => 2 [PREG_RECURSION_LIMIT_ERROR] => 3 [PREG_BAD_UTF8_ERROR] => 4 [PREG_BAD_UTF8_OFFSET_ERROR] => 5 [PREG_JIT_STACKLIMIT_ERROR] => 6 [PCRE_VERSION] => 8.37 2015-04-28 )
Output for 5.5.32 - 5.5.38, 5.6.18 - 5.6.40
Array ( [PREG_PATTERN_ORDER] => 1 [PREG_SET_ORDER] => 2 [PREG_OFFSET_CAPTURE] => 256 [PREG_SPLIT_NO_EMPTY] => 1 [PREG_SPLIT_DELIM_CAPTURE] => 2 [PREG_SPLIT_OFFSET_CAPTURE] => 4 [PREG_GREP_INVERT] => 1 [PREG_NO_ERROR] => 0 [PREG_INTERNAL_ERROR] => 1 [PREG_BACKTRACK_LIMIT_ERROR] => 2 [PREG_RECURSION_LIMIT_ERROR] => 3 [PREG_BAD_UTF8_ERROR] => 4 [PREG_BAD_UTF8_OFFSET_ERROR] => 5 [PCRE_VERSION] => 8.38 2015-11-23 )
Output for 5.4.43 - 5.4.45, 5.5.27 - 5.5.31, 5.6.11 - 5.6.17
Array ( [PREG_PATTERN_ORDER] => 1 [PREG_SET_ORDER] => 2 [PREG_OFFSET_CAPTURE] => 256 [PREG_SPLIT_NO_EMPTY] => 1 [PREG_SPLIT_DELIM_CAPTURE] => 2 [PREG_SPLIT_OFFSET_CAPTURE] => 4 [PREG_GREP_INVERT] => 1 [PREG_NO_ERROR] => 0 [PREG_INTERNAL_ERROR] => 1 [PREG_BACKTRACK_LIMIT_ERROR] => 2 [PREG_RECURSION_LIMIT_ERROR] => 3 [PREG_BAD_UTF8_ERROR] => 4 [PREG_BAD_UTF8_OFFSET_ERROR] => 5 [PCRE_VERSION] => 8.37 2015-04-28 )
Output for 5.4.41 - 5.4.42, 5.5.25 - 5.5.26, 5.6.9 - 5.6.10
Array ( [PREG_PATTERN_ORDER] => 1 [PREG_SET_ORDER] => 2 [PREG_OFFSET_CAPTURE] => 256 [PREG_SPLIT_NO_EMPTY] => 1 [PREG_SPLIT_DELIM_CAPTURE] => 2 [PREG_SPLIT_OFFSET_CAPTURE] => 4 [PREG_GREP_INVERT] => 1 [PREG_NO_ERROR] => 0 [PREG_INTERNAL_ERROR] => 1 [PREG_BACKTRACK_LIMIT_ERROR] => 2 [PREG_RECURSION_LIMIT_ERROR] => 3 [PREG_BAD_UTF8_ERROR] => 4 [PREG_BAD_UTF8_OFFSET_ERROR] => 5 [PCRE_VERSION] => 8.36 2014-09-26 )
Output for 5.5.10 - 5.5.24, 5.6.0 - 5.6.8
Array ( [PREG_PATTERN_ORDER] => 1 [PREG_SET_ORDER] => 2 [PREG_OFFSET_CAPTURE] => 256 [PREG_SPLIT_NO_EMPTY] => 1 [PREG_SPLIT_DELIM_CAPTURE] => 2 [PREG_SPLIT_OFFSET_CAPTURE] => 4 [PREG_GREP_INVERT] => 1 [PREG_NO_ERROR] => 0 [PREG_INTERNAL_ERROR] => 1 [PREG_BACKTRACK_LIMIT_ERROR] => 2 [PREG_RECURSION_LIMIT_ERROR] => 3 [PREG_BAD_UTF8_ERROR] => 4 [PREG_BAD_UTF8_OFFSET_ERROR] => 5 [PCRE_VERSION] => 8.34 2013-12-15 )
Output for 5.4.14 - 5.4.40, 5.5.0 - 5.5.9
Array ( [PREG_PATTERN_ORDER] => 1 [PREG_SET_ORDER] => 2 [PREG_OFFSET_CAPTURE] => 256 [PREG_SPLIT_NO_EMPTY] => 1 [PREG_SPLIT_DELIM_CAPTURE] => 2 [PREG_SPLIT_OFFSET_CAPTURE] => 4 [PREG_GREP_INVERT] => 1 [PREG_NO_ERROR] => 0 [PREG_INTERNAL_ERROR] => 1 [PREG_BACKTRACK_LIMIT_ERROR] => 2 [PREG_RECURSION_LIMIT_ERROR] => 3 [PREG_BAD_UTF8_ERROR] => 4 [PREG_BAD_UTF8_OFFSET_ERROR] => 5 [PCRE_VERSION] => 8.32 2012-11-30 )
Output for 5.4.9 - 5.4.13
Array ( [PREG_PATTERN_ORDER] => 1 [PREG_SET_ORDER] => 2 [PREG_OFFSET_CAPTURE] => 256 [PREG_SPLIT_NO_EMPTY] => 1 [PREG_SPLIT_DELIM_CAPTURE] => 2 [PREG_SPLIT_OFFSET_CAPTURE] => 4 [PREG_GREP_INVERT] => 1 [PREG_NO_ERROR] => 0 [PREG_INTERNAL_ERROR] => 1 [PREG_BACKTRACK_LIMIT_ERROR] => 2 [PREG_RECURSION_LIMIT_ERROR] => 3 [PREG_BAD_UTF8_ERROR] => 4 [PREG_BAD_UTF8_OFFSET_ERROR] => 5 [PCRE_VERSION] => 8.31 2012-07-06 )
Output for 5.4.0 - 5.4.8
Array ( [PREG_PATTERN_ORDER] => 1 [PREG_SET_ORDER] => 2 [PREG_OFFSET_CAPTURE] => 256 [PREG_SPLIT_NO_EMPTY] => 1 [PREG_SPLIT_DELIM_CAPTURE] => 2 [PREG_SPLIT_OFFSET_CAPTURE] => 4 [PREG_GREP_INVERT] => 1 [PREG_NO_ERROR] => 0 [PREG_INTERNAL_ERROR] => 1 [PREG_BACKTRACK_LIMIT_ERROR] => 2 [PREG_RECURSION_LIMIT_ERROR] => 3 [PREG_BAD_UTF8_ERROR] => 4 [PREG_BAD_UTF8_OFFSET_ERROR] => 5 [PCRE_VERSION] => 8.12 2011-01-15 )
preferences:
245 ms | 402 KiB | 350 Q