宝马娱乐在线PHP中txt导入mysql代码
注意在导入时保持数据库教程的编码与txt文档编码尽量一样,要不可能出现乱码问题哦。
代码如下
<?php教程
//验证文件类型和错误
if($_FILES["insert_first"]["type"] == "text/plain"){
echo "第一步:文件类型上传正确"."<br/>";
if($_FILES["insert_first"]["error"]){
echo "上传错误:".$_FILES["insert_first"]["error"]."<br/>";
}else{
echo "文件名称:".$_FILES["insert_first"]["name"]."<br/>";
echo "文件类型:".$_FILES["insert_first"]["type"]."<br/>";
echo "文件大小:".($_FILES["insert_first"]["size"]/1024)."Kb<br/>";
echo "临时名称:".$_FILES["insert_first"]["tmp_name"]."<br/>";
}
}else{
echo "上传文件格式不正确";
exit;
}//连接数据库
$con = new mysql教程i('localhost','s503440db0','td9928ps教程','s503440db0');
if(mysqli_connect_errno()){
echo "链接数据库失败";
exit;
}
//打开文件
$file = fopen($_FILES["insert_first"]["tmp_name"],"r") or exit("打开文件失败!");var_dump($file);
echo "<br/>";while(!feof($file)){
//逐行分拆
$row = explode(",",fgets($file));
$row0 = $row[0];
$row1 = (string)$row[1];
echo "$row0"."---"."$row1"."<br/>";//判断记录是否存在
$query1 = "select firstid from firstcategory where firstid=$row0";
$query2 = "select firstname from firstcategory where firstname='$row1'";
$result1 = $con->query($query1);
$result2 = $con->query($query2);
//判断行数
$result1 = mysqli_num_rows($result1);
$result2 = mysqli_num_rows($result2);
if($result1){
echo "行号{$row0}已存在<br/>";
}elseif($result2){
echo "分类{$row1}已存在<br/>";
}else{
$query = "insert into firstcategory (firstid,firstname) values ($row0,'音乐')";
$result = $con->query($query);
}
}
echo "导入结束,请检查数据是否正确 http://www.111cn.net ";
fclose($file);
$con->close();?>
<?php
class mysql {
private $db_host;
//数据库主机
private $db_user; //数据库用户名
private $db_pwd; //数据库用户名密码
private $db_database; //数据库名
private $conn; //数据库连接标识;
private $result; //执行query命令的结果资源标识
private $sql; //sql执行语句
private $row; //返回的条目数
private $coding; //数据库编码,GBK,UTF8,gb2312
private $bulletin = true; //是否开启错误记录
private $show_error = true;
//测试阶段,显示所有错误,具有安全隐患,默认关闭
private $is_error = false;
//发现错误是否立即终止,默认true,建议不启用,因为当有问题时用户什么也看不到是很苦恼的
mysql数据库
/*构造函数*/
public function __construct($db_host, $db_user, $db_pwd,
$db_database, $conn, $coding) {
$this->db_host = $db_host;
$this->db_user = $db_user;
$this->db_pwd = $db_pwd;
$this->db_database = $db_database;
$this->conn = $conn;
$this->coding = $coding;
$this->connect();
}
"create table firstcategory (
firstid int unsigned not null primary key,
firstname char(50) not null
)";
/*数据库连接*/
public function connect() {
if ($this->conn == "pconn") {
//永久链接
$this->conn = mysql_pconnect($this->db_host,
$this->db_user, $this->db_pwd);
} else {
//即使链接
$this->conn = mysql_connect($this->db_host,
$this->db_user, $this->db_pwd);
}
if
(!mysql_select_db($this->db_database,
$this->conn)) {
if ($this->show_error) {
$this->show_error("数据库不可用:", $this->db_database);
}
}
mysql_query("SET NAMES $this->coding");
}
/*数据库执行语句,可执行查询添加修改删除等任何sql语句*/
public function query($sql) {
if ($sql == "") {
$this->show_error("SQL语句错误:", "SQL查询语句为空");
}
$this->sql = $sql;
$result = mysql_query($this->sql, $this->conn);
if (!$result) {
//调试中使用,sql语句出错时会自动打印出来
if ($this->show_error) {
$this->show_error("错误SQL语句:", $this->sql);
}
} else {
$this->result = $result;
}
return $this->result;
}
/*创建添加新的数据库*/
public function create_database($database_name) {
$database = $database_name;
$sqlDatabase = 'create database ' . $database;
$this->query($sqlDatabase);
}
/*查询服务器所有数据库*/
//将系统数据库与用户数据库分开,更直观的显示?
public function show_宝马娱乐在线,databases() {
$this->query("show databases");
echo "现有数据库:" . $amount = $this->db_num_rows($rs);
echo "<br />";
$i = 1;
while ($row = $this->fetch_array($rs)) {
echo "$i $row[Database]";
echo "<br />";
$i++;
}
}
//以数组形式返回主机中所有数据库名
public function databases() {
$rsPtr = mysql_list_dbs($this->conn);
$i = 0;
$cnt = mysql_num_rows($rsPtr);
while ($i < $cnt) {
$rs[] = mysql_db_name($rsPtr, $i);
$i++;
}
return $rs;
}
/*查询数据库下所有的表*/
public function show_tables($database_name) {
$this->query("show tables");
echo "现有数据库:" . $amount = $this->db_num_rows($rs);
echo "<br />";
$i = 1;
while ($row = $this->fetch_array($rs)) {
$columnName = "Tables_in_" . $database_name;
echo "$i $row[$columnName]";
echo "<br />";
$i++;
}
}
/*
mysql_fetch_row() array $row[0],$row[1],$row[2]
mysql_fetch_array() array $row[0] 或 $row[id]
mysql_fetch_assoc() array 用$row->content 字段大小写敏感
mysql_fetch_object() object 用$row[id],$row[content]
字段大小写敏感
*/
/*取得结果数据*/
public function mysql_result_li() {
return mysql_result($str);
}
/*取得记录集,获取数组-索引和关联,使用$row['content'] */
public function fetch_array() {
return mysql_fetch_array($this->result);
}
// public function fetch_array($query) {
// return mysql_fetch_array($query);
// }
//获取关联数组,使用$row['字段名']
public function fetch_assoc() {
return mysql_fetch_assoc($this->result);
}
//获取数字索引数组,使用$row[0],$row[1],$row[2]
public function fetch_row() {
return mysql_fetch_row($this->result);
}
//获取对象数组,使用$row->content
public function fetch_Object() {
return mysql_fetch_object($this->result);
}
//简化查询select
public function findall($table) {
$this->query("SELECT * FROM $table");
}
//简化查询select
public function select($table, $columnName = "*", $condition = '',
$debug = '') {
$condition = $condition ? ' Where ' . $condition : NULL;
if ($debug) {
echo "SELECT $columnName FROM $table $condition";
} else {
$this->query("SELECT $columnName FROM $table $condition");
}
}
//简化删除del
public function delete($table, $condition, $url = '') {
if ($this->query("DELETE FROM $table WHERE $condition")) {
if (!empty ($url))
$this->Get_admin_msg($url, '删除成功!');
}
}
//简化插入insert
public function insert($table, $columnName, $value, $url = '') {
if ($this->query("INSERT INTO $table ($columnName) VALUES
($value)")) {
if (!empty ($url))
$this->Get_admin_msg($url, '添加成功!');
}
}
//简化修改update
public function update($table, $mod_content, $condition, $url = '')
{
//echo "UPDATE $table SET $mod_content WHERE $condition"; exit();
if ($this->query("UPDATE $table SET $mod_content WHERE
$condition")) {
if (!empty ($url))
$this->Get_admin_msg($url);
}
}
/*取得上一步 INSERT 操作产生的 ID*/
public function insert_id() {
return mysql_insert_id();
}
//指向确定的一条数据记录
public function db_data_seek($id) {
if ($id > 0) {
$id = $id -1;
}
if (!@ mysql_data_seek($this->result, $id)) {
$this->show_error("SQL语句有误:", "指定的数据为空");
}
return $this->result;
}
// 根据select查询结果计算结果集条数
/* public function db_num_rows() {
if ($this->result == null) {
if ($this->show_error) {
$this->show_error("SQL语句错误", "暂时为空,没有任何内容!");
}
} else {
return mysql_num_rows($this->result);
}
}*/
public function db_num_rows($result){
if($result==null){
if ($this->show_error) {
$this->show_error("SQL语句错误", "暂时为空,没有任何内容!");
}
}else{
return mysql_num_rows($result);
}
}
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