php mssql 數(shù)據(jù)庫(kù)連接類(lèi)代碼(1/2)
Jun 13, 2016 am 10:07 AM
php教程 mssql 數(shù)據(jù)庫(kù)教程連接類(lèi)代碼
class DB_Sql {
? var $Host???? = "";
? var $Database = "";
? var $User???? = "";
? var $Password = "";? var $Link_ID? = 0;
? var $Query_ID = 0;
? var $Record?? = array();
? var $Row????? = 0;
?
? var $Errno??? = 0;
? var $Error??? = "";? var $Auto_Free = 0;???? ## set this to 1 to automatically free results
?
?
? /* public: constructorwww.bKjia.c0m */
? function DB_Sql($query = "") {
????? $this->query($query);
? }? function connect() {
??? if ( 0 == $this->Link_ID ) {
????? $this->Link_ID=mssql_connect($this->Host, $this->User, $this->Password);
????? if (!$this->Link_ID)
??????? $this->halt("Link-ID == false, mssql_pconnect failed");
????? else
????????? @mssql_select_db($this->Database, $this->Link_ID);
??? }
? }
? function free_result(){
????? mssql_free_result($this->Query_ID);
????? $this->Query_ID = 0;
? }
?
? function query($Query_String)
? {
???
??? /* No empty queries, please, since PHP4 chokes on them. */
??? if ($Query_String == "")
????? /* The empty query string is passed on from the constructor,
?????? * when calling the class without a query, e.g. in situations
?????? * like these: '$db = new DB_Sql_Subclass;'
?????? */
????? return 0;????? if (!$this->Link_ID)
??????? $this->connect();
???
#?? printf("
Debug: query = %s
n", $Query_String);
1 2
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