php中memcache 基本操作实例

20); $memcache-set(name3,$server_port); $memcache-add(name1, false。UJ5码友部落

12345); echoname1:.$memcache-get(name1).br/; $memcache-delete(name1); echoname1:.$memcache-get(name1).br/; $array_get = array(name1,$getJson[$i][area])==0 ){ if($getJson[$j][pm2_5]==0 ){ continue; } else{ $count++; $sum+=$getJson[$j][pm2_5]; $pm2_5=$sum/$count; } } else{ //insert into mysql $result[city]=$getJson[$i][area]; $result[pm25]=intval($pm2_5); $query=insert into pm25(city,MEMCACHE_COMPRESSED,0); $memcache-replace(name1,$pm2_5,MEMCACHE_COMPRESSED,$getJson); for($i=0;$icount($getJson)-1;$i++){ if($getJson[$i][pm2_5]==0) $count=0; else $count=1; $sum=$getJson[$i][pm2_5]; for($j=$i+1;$jcount($getJson);$j++,$array1, $expires); } // $return=$mem-get($city); // echo json_encode($return); }//if else{ echo get key from new_writed mysql:.br /; write_db($resultJson); $query=select * from pm25; $result=mysql_query ($query) ; while ($row = mysql_fetch_assoc($result)){ $rows[]=$row; } //write memcache for($i=0;$icount($rows);$i++){ $k[$i]=$rows[$i][city]; $v[$i][city]=$rows[$i][city]; $v[$i][pm25]=$rows[$i][pm25]; $mem - set($k[$i],user_name1,MEMCACHE_COMPRESSED,SORT_ASC,$i++){ if(strcmp($getJson[$j][area], true); return $getJson; } //func fetch_data function write_db($getJson){ $sql=DELETE FROM pm25; mysql_query($sql); //sort the json.txt foreach ($getJson as $key = $row) { $area[$key] = $row[area]; $pm2_5[$key]= $row[pm2_5]; } array_multisort($area, $v[$i], SORT_ASC, $expires); } // $return=$mem-get($city); // echo json_encode($return); }//else }//else foreach ($city as $k=$v){ $return[$k]=$mem-get($v); } echo json_encode($return); function fetch_data() { $url=; //$url=; $data = http_get($url); $getJson = json_decode($data,.$result[pm25].); mysql_query($query); break; } } } return $getJson; }//func write_db $mem - close(); ? , false,pm25) values (.$result[city].。UJ5码友部落

user_name2, country=china); $memcache-add(other,name2, $v[$i], php中memcache 基本操作实例 ? 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 !DOCTYPE html html head titlememcache demo/title meta http-equiv=content-typecontent=text/html;chatset=utf-8 /head body ?php $server_ip = 127.0.0.1; $server_port = 11211; $memcache = new Memcache(); $memcache-connect($server_ip。UJ5码友部落

0); $memcache-replace(123,MEMCACHE_COMPRESSED, 11211); $expires=15*60; //check if cache exits if(($value = $mem- get($city)) != FALSE) { echo get key from memcache: .br /; // $return=$mem-get($city); // echo json_encode($return); }//if else { $resultJson=fetch_data(); echo count($resultJson).br /; if(count($resultJson)==1 || empty($resultJson)){ //从mysql中取值 echo get key from mysql:.br /; $query=select * from pm25; $result=mysql_query ($query) ; while ($row = mysql_fetch_assoc($result)){ $rows[]=$row; } //将获取的值数组存入memcache for($i=0;$icount($rows);$i++){ $k[$i]=$rows[$i][city]; $v[$i][city]=$rows[$i][city]; $v[$i][pm25]=$rows[$i][pm25]; $mem - set($k[$i],MEMCACHE_COMPRESSED。UJ5码友部落

user_name_relpace,user_name3。UJ5码友部落

age1=12。UJ5码友部落

name3); $result_get = $memcache-get($array_get); foreach ($result_get as $key = $value) { echo$key:---$valuebr/; } foreach ($memcache-getStats() as $key = $value) { echo$key:---$valuebr/; }; echobr/; foreach($memcache-getExtendedStats() as $key = $value) { echo$key:---$valuebr/; } $memcache-close(); ? /body /html 我们再来看个更加具体些的实例 ? 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 ?php include(inc/common.inc.php); if (! isset($city) || ! is_array($city) ) { exit; } //print_r ($city);exit; $mem = new Memcache(); $mem- connect(localhost,0); $array1 = array(name1 = jiajiam1,0); $memcache-add(name2,。UJ5码友部落