释放双眼，带上耳机，听听看~！
一、在php中添加mongodb扩展：
点击下载扩展库
解压获取一个dll重命名为php_mongo.dll,将其放到php安装目录下的ext文件夹下，然后在php.ini中添加：
二、在mongo启动的前提下，php操作mongodb
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2 //connect to mongodb,default:127.0.0.1
3 $dbHost="127.0.0.1";
4 $dbPort="27017";
5 //if there are not any params inside,the mongo link for default port:27017 and default
6 //host:localhost
7
8 $conn = new Mongo("$dbHost,$dbPort");
9
10
11 //select db
12 //$db = $conn->blog;//这样写也是对的
13 $db = $conn->selectDB("blog");
14
15
16 //select collection
17 //$collection = $db->users;
18 $collection = $db->selectCollection("users");
19
20 //insert,在users集合中有三个字段：name,password,email
21 $name="test";
22 $password=md5("123");
23 $email="test@qq.com";
24
25 $newDoc = array(
26 "name" => $name,
27 "password" => $password,
28 "email" => $email
29 );
30 $ret = $collection->insert($newDoc);
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32
33
34
35
36 //delete
37 //删除 name："test"的用户，justOne为true删除第一条，false删除所有name为"test"的用户
38 $collection->remove(array('name'=>'test'), array("justOne" => false));
39
40
41
42
43
44 //update
45 //将集合中name为"zjw"的更新为"zjw1"
46 $newdata = array('$set' => array("name" => "zjw1"));
47 $collection->update(array("name" => "zjw"), $newdata,array("multiple"=>true));
48
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50
51
52 //find 查询所有的
53 $cursor = $collection->find();
54 // iterate cursor to display datas of documents
55 foreach ($cursor as $document) {
56 echo $document["name"] . "\t".$document["password"]."\t".$document["email"]."<br/>";
57 }
58
59 //find on condition
60 //条件查询
61 $query = array("name"=>"zjw1");
62 $cursor = $collection->find($query); //在$collectio集合中查找满足$query的文档
63 while($cursor->hasNext())
64 {
65 var_dump($cursor->getNext()); //返回了数组
66 }
67 echo "<br/>";
68
69 //findOne 查询一条数据
70 $zjw1_Cursor = $collection->findOne(array("name"=>"zjw1"));
71
72 echo $zjw1_Cursor["name"]."\t".$zjw1_Cursor["password"]."\t".$zjw1_Cursor["email"]."<br/>";
73
74
75 //list db,列出所有数据库
76 $dbs = $conn->listDBs();
77 $dbsInfo= $dbs["databases"];
78 foreach ($dbsInfo as $info) {
79 echo $info["name"]."<br/>";
80 }
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83
84 //close mongodb
85 $conn->close();
86?>
87
