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vendor/swoole/examples/mysql/mysqli_prepare.php

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+<?php
+$db = new mysqli('127.0.0.1', 'root', 'root', 'test');
+
+echo "connect success\n";
+
+$stmt = $db->prepare("SELECT id, name FROM userinfo WHERE id=?");
+//$stmt = $db->prepare("SELECT id, name FROM userinfo WHERE id=? and name=? and level=?");
+//var_dump($stmt);
+$id = 1;
+//$name = 'jack';
+//$level = 199;
+exit;
+$stmt->bind_param('i', $id);
+//$stmt->bind_param('isi', $id, $name, $level);
+echo "execute sql\n";
+$stmt->execute();
+
+$stmt->bind_result($id, $name);
+$stmt->fetch();
+
+var_dump($id, $name);
+$stmt->close();
+
+exit;
+echo "prepare 2\n";
+
+$stmt2 = $db->prepare("SELECT id, name FROM userinfo WHERE id=? and name=? and level=?");
+var_dump($stmt2);
+$id = 1;
+$name = 'jack';
+$level = 199;
+$stmt2->bind_param('isi', $id, $name, $level);
+echo "execute sql\n";
+$stmt2->execute();
+
+$stmt2->bind_result($id, $name);
+$stmt2->fetch();
+
+var_dump($id, $name);
+//$stmt2->close();
+

vendor/swoole/examples/mysql/pdo_prepare.php

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+<?php
+$db = new PDO("mysql:host=127.0.0.1;dbname=test;charset=utf8", "root" ,"root");
+$query = $db->prepare("select * from userinfo where id=?");
+$rs = $query->execute(array(1));
+var_dump($rs);
+echo count($query->fetchAll());

vendor/swoole/examples/mysql/pdo_prepare2.php

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+<?php
+$pdo = new PDO("mysql:host=127.0.0.1;dbname=test;charset=utf8", "root" ,"root");
+$pdo->setAttribute(PDO::ATTR_EMULATE_PREPARES, false);
+
+$sql = "SELECT * FROM  userinfo WHERE `id`=:id";
+$stmt = $pdo->prepare($sql); // 准备一条预处理语句
+
+// 占位符的使用方法一, 这样还可以便面sql注入
+$res = $stmt->execute(array(":id"=> 1)); 
+if (!$res){
+    echo exit("错误信息: ".var_dump($stmt->errorInfo()));
+}
+var_dump($stmt->rowCount());
+var_dump($stmt->fetchAll());

vendor/swoole/examples/mysql/prepare.php

@@ -0,0 +1,14 @@
+<?php
+$db = new mysqli('127.0.0.1', 'root', 'root', 'test');
+
+$stmt = $db->prepare("SELECT id, name FROM userinfo WHERE id=?");
+var_dump($stmt);
+$id = 1;
+$stmt->bind_param('i', $id);
+$stmt->execute();
+
+$stmt->bind_result($id, $name);
+$stmt->fetch();
+
+var_dump($id, $name);
+$stmt->close();

vendor/swoole/examples/mysql/real_async.php

@@ -0,0 +1,39 @@
+<?php
+$db = new swoole_mysql;
+$server = array(
+    'host' => '127.0.0.1',
+    'user' => 'root',
+    'password' => 'root',
+    'database' => 'test',
+);
+
+$db->on('close', function() use($db) {
+    echo "mysql is closed.\n";
+});
+
+$r = $db->connect($server, function ($db, $result)
+{
+    if ($result === false)
+    {
+        var_dump($db->connect_errno, $db->connect_error);
+        die;
+    }
+    echo "connect to mysql server sucess\n";
+    $sql = 'show tables';
+    //$sql = "INSERT INTO `test`.`userinfo` (`id`, `name`, `passwd`, `regtime`, `lastlogin_ip`) VALUES (NULL, 'jack', 'xuyou', CURRENT_TIMESTAMP, '');";
+    $db->query($sql, function (swoole_mysql $db, $r)
+    {
+        global $s;
+        if ($r === false)
+        {
+            var_dump($db->error, $db->errno);
+        }
+        elseif ($r === true)
+        {
+            var_dump($db->affected_rows, $db->insert_id);
+        }
+        echo "count=" . count($r) . ", time=" . (microtime(true) - $s), "\n";
+        //var_dump($r);
+        $db->close();
+    });
+});

vendor/swoole/examples/mysql/sync.php

@@ -0,0 +1,10 @@
+<?php
+$db = new mysqli;
+$db->connect('127.0.0.1', 'root', 'root', 'test');
+var_dump($db->get_charset());
+$r = $db->escape_string("abc'efg\r\n");
+
+var_dump($r);
+
+//$res = $db->query("show databases");
+

vendor/swoole/examples/mysql/transaction.php

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+<?php
+$db = new swoole_mysql;
+$server = array(
+    'host' => '127.0.0.1',
+    'user' => 'root',
+    'password' => 'root',
+    'database' => 'test',
+);
+
+$db->on('close', function() use($db) {
+    echo "mysql is closed.\n";
+});
+
+$r = $db->connect($server, function ($db, $result)
+{
+    echo "connect to mysql server sucess\n";
+    if ($result === false)
+    {
+        var_dump($db->connect_errno, $db->connect_error);
+        die;
+    }
+    $db->begin(function( $db, $result) {
+        var_dump($result);
+        $db->query("update userinfo set level = 22 where id = 1", function($db, $result) {
+            var_dump($result, $db);
+            $db->rollback(function($db, $result){
+                echo "commit ok\n";
+                var_dump($result, $db);
+            });
+        });
+    });
+});