PHP轻量级数据库操作类Medoo增加、删除、修改、查询例子(2)-木庄网络博客

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$database->update ( "account", [
  "type" => "user",

  // All age plus one
  "age[+]" => 1,

  // All level subtract 5
  "level[-]" => 5,

  "lang" => [
    "en",
    "fr",
    "jp",
    "cn",
    "de"
  ]
], [
  "user_id[<]" => 1000
] );

查询

代码如下:

$database = new medoo ( "my_database" );

$datas = $database->select ( "account", [
  "user_name",
  "email"
], [
  "user_id[>]" => 100
] );

// $datas = array(
// [0] => array(
// "user_name" => "foo",
// "email" => "foo@bar.com"
// ),
// [1] => array(
// "user_name" => "cat",
// "email" => "cat@dog.com"
// )
// )

foreach ( $datas as $data ) {
echo "user_name:" . $data ["user_name"] . " - email:" . $data ["email"] . "<br>";
}

// Select all columns
$datas = $database->select ( "account", "*" );

// Select a column
$datas = $database->select ( "account", "user_name" );

    // $datas = array(
    // [0] => "foo",
    // [1] => "cat"
    // )

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