Php removes duplicate words and obtains all links. Regular code-PHP source code

Ec (2); returns all words in the string $ distincttrue to remove duplicates & lt ;? Functionsplit_en_str ($ str, $ distincttrue) {preg_match_all ([a-za-z] +), $ str, $ match); & nbsp; & nbsp; if ($ distinc script ec (2); script

// Return all words in the string $ distinct = true to remove duplicates

Function split_en_str ($ str, $ distinct = true ){
Preg_match_all ('/([a-za-z] +)/', $ str, $ match );

If ($ distinct = true ){
$ Match [1] = array_unique ($ match [1]);
}
Sort ($ match [1]); // osphp.com.cn
Return $ match [1];
}
?>

// Get all links

Function get_all_url ($ code ){
Preg_match_all ('/"'] +) [" | ']? S * [^>] *> ([^>] +)/I ', $ code, $ arr); // osphp.com.cn
Return array ('name' => $ arr [2], 'url' => $ arr [1]);
}
?>