[PHP] PHP操作access数据库的部分方法实例 →→→→→进入此内容的聊天室

来自 , 2019-09-17, 写在 PHP, 查看 107 次.
URL http://www.code666.cn/view/7a430339
  1. <?php
  2. //读取access数据库数据库案例,很久之前的项目了,存在这里备忘,仅供参考
  3. $conn = new com("ADODB.Connection");
  4. $connstr = "DRIVER={Microsoft Access Driver (*.mdb)}; DBQ=". realpath("./SpiderResult.mdb");
  5. $conn->Open($connstr);
  6. $rs = new com("ADODB.RecordSet");
  7. $rs->Open("select * from Content",$conn,1,1);
  8. while(! $rs->eof){
  9.         echo $rs->Fields(1)->value;
  10.         echo "<br>";
  11.         echo $rs->Fields(2)->value;
  12.         echo "<br>";
  13.         echo $rs->Fields(3)->value;
  14.         echo "<br>";
  15.         echo "<hr>";
  16.         $rs->MoveNext();
  17. }
  18.  
  19. // 数据写入方法
  20. $connstr="DRIVER={Microsoft Access Driver (*.mdb)}; DBQ=" . realpath("../chen416/mydata.mdb");
  21. $connid=odbc_connect($connstr,"","",SQL_CUR_USE_ODBC);
  22. $issuetime=date("Y-m-d H:i:s");
  23. $sql="insert into userinfo (username,userword,email) values('u2','w2','uw@163.com')";
  24. $result=odbc_exec($connid,$sql);
  25. if($result) echo "successful";
  26. else echo "failed";
  27.  
  28. // 读取数据库
  29. $conn=new COM("ADODB.Connection");
  30. $dsn="DRIVER={Microsoft Access Driver (*.mdb)};DBQ=".realpath("../mydata.mdb").";";
  31. $conn->open($dsn);
  32. $sql="select * from userinfo";
  33. $rs=$conn->Execute($sql);
  34. $row="0";
  35. while(!$rs->EOF){
  36.         $string ="";
  37.         for ($i=0;$i<$rs->Fields->count;$i++){
  38.                 if ($i==0){
  39.                         $string.=$rs->Fields($i)->Value;
  40.                         continue;
  41.                 }
  42.         $string.='|'.$rs->Fields($i)->Value;
  43.         }
  44.  
  45.         $string.="\n";
  46.         if ($row==300){
  47.                 break;
  48.         }
  49.         $row++;
  50.         echo "<br>";
  51.         echo $string;
  52.         $rs->MoveNext();
  53. }
  54.  
  55. // 删除数据方法
  56. $conn = new com("ADODB.Connection");
  57. $connstr = "DRIVER={Microsoft Access Driver (*.mdb)}; DBQ=". realpath("../mydata.mdb");
  58. $conn->Open($connstr);
  59. $query = "delete from userinfo where uid=1";
  60. $result =$conn->Execute($query);
  61. if($result) echo "删除成功";
  62. else echo "删除失败";
  63.  
  64. // PHP更新数据方法:
  65. $conn = new com("ADODB.Connection");
  66. $connstr = "DRIVER={Microsoft Access Driver (*.mdb)}; DBQ=". realpath("../mydata.mdb");
  67. $conn->Open($connstr);
  68. $query = "update userinfo set username='ganjun' where uid=2";
  69. $result =$conn->Execute($query);
  70. if($result)echo "更新数据成功";
  71. else echo "更新数据失败";
  72.  
  73. ?>

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