Memcached : Use it on Node.js2016/07/18 |
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This is the example to use Memcached on Node.js.
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| [1] | Install Memcached Client Module. |
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[cent@dlp ~]$ npm install memcache memcache@0.3.0 node_modules/memcache |
| [2] | Basic usage on Node.js. |
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[cent@dlp ~]$
vi use_memcache.js
var memcache = require('memcache');
var client = new memcache.Client();
client.connect();
// set and get a Key
client.set('key01', 'value01');
client.get('key01', function (err, val) {
console.log("key01.value :", val);
});
// append and get a Key
client.append('key01', ',value02');
client.get('key01', function (err, val) {
console.log("key01.value :", val);
});
client.set('key02', 1);
client.get('key02', function (err, val) {
console.log("key02.value :", val);
});
// increment
client.increment('key02', 100);
client.get('key02', function (err, val) {
console.log("key02.value :", val);
});
// decrement
client.decrement('key02', 51);
client.get('key02', function (err, val) {
console.log("key02.value :", val);
});
// delete a Key
client.delete('key03');
client.get('key03', function (err, val) {
console.log("key03.value :", val);
});
client.close();
# run [cent@dlp ~]$ node use_memcache.js key01.value : value01 key01.value : value01,value02 key02.value : 1 key02.value : 101 key02.value : 50 key03.value : null |
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