!PubSub
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var pubsubz = {};
(function (q) {
var topics = {},
subUid = -1;
q.publish = function (topic, args) {
if (!topics[topic]) {
return false;
}
setTimeout(function () {
var subscribers = topics[topic],
len = subscribers ? subscribers.length : 0;
while (len--) {
subscribers[len].func(topic, args);
}
}, 0);
return true;
};
q.subscribe = function (topic, func) {
if (!topics[topic]) {
topics[topic] = [];
}
var token = (++subUid).toString();
topics[topic].push({
token: token,
func: func
});
return token;
};
q.unsubscribe = function (token) {
for (var m in topics) {
if (topics[m]) {
for (var i = 0, j = topics[m].length; i < j; i++) {
if (topics[m][i].token === token) {
topics[m].splice(i, 1);
return token;
}
}
}
}
return false;
};
}(pubsubz));
var testSubscriber = function( topics , data ){
console.log( topics + ": " + data );
};
var testSubscription = pubsubz.subscribe( 'example1', testSubscriber );
pubsubz.publish( 'example1', 'hello world!' );
pubsubz.publish( 'example1', ['test','a','b','c'] );
pubsubz.publish( 'example1', [{'color':'blue'},{'text':'hello'}] );
setTimeout(function(){
pubsubz.unsubscribe( testSubscription );
}, 0);
pubsubz.publish( 'example1', 'hello again!' );
JavaScript
INFO