/**
* 执行写入动作
*
* @param [type] $sql [description]
* @param array $params [description]
*
* @return [type] [description]
*/
public function execute($sql, array $params = array())
{
//重置option属性
$this->resetOption();
//准备sql
$sth = self::$writeLink->prepare($sql);
//绑定参数
$id = 1;
foreach ($params as $value) {
$name = "hd{$id}";
${$name} = $value;
$sth->bindParam($id++, ${$name}, PDO::PARAM_STR);
}
try {
//执行查询
$sth->execute();
//记录查询日志
if (DEBUG) {
//记录查询日志
self::$queryLog[] = $sql;
}
//返回受影响行数
return self::$affectedRow = $sth->rowCount();
} catch (Exception $e) {
if (DEBUG) {
$error = $sth->errorInfo();
throw new Exception($sql . " ;BindParams:" . var_export($params, true) . implode(';', $error));
} else {
return false;
}
}
}
