algo / kmp
KMP string search algorithm
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Language:C
Requires
- php: >=5.3.0
This package is auto-updated.
Last update: 2024-11-29 05:15:02 UTC
README
Requirement
- PHP ^5.3
Install
phpize make make install
Usage
kmp_search(string haystack, string needle)
Return value: (int) This function returns -1 if needle is not found in haystack.
$pos = kmp_search("zjifeoabcabcjiefjie", "abcabc");
kmp_prefix(string needle)
Return value: (resource) This function returns a resource of pre-computed prefixes array. The returned resource
can be reused when there are multiple haystacks to be searched.
$prefix = kmp_prefix("abcabc"); $pos = kmp_search_prefix("zjifeoabcabcjiefjie", $prefix);
References
- KMP algorithm http://www-igm.univ-mlv.fr/~lecroq/string/node8.html
- MP algorithm http://www-igm.univ-mlv.fr/~lecroq/string/node7.html
License
Released under MIT license