聊天服务器 上面大体了解了pomelo,要入门还是以一个聊天服务器为入门示例最好,其它逻辑相对简单,入门学习不会因其它游戏逻辑影响。 官方有个非常好的示例:https://github.com/NetEase/chatofpomelo官方也有很多说明 网上也有很多文章分析讲解这项目,我就不完全解释些项目了,接下来我就在上面新建的好的“PomeloDemo”的...
AI代码解释 constiterator=ObjectSetPrototypeOf({next(){// {1} 首先,我们会消费所有未读消息constvalue=unconsumedEvents.shift();if(value){returnPromiseResolve(createIterResult(value,false));}// {2} 如果发生一次 error 就会执行 Promise.reject 抛出一个错误,在这个错误发生后也会停止事件监听。if(error)...
// object:用于创建 URL 的 File 对象、Blob 对象 const objectUrl = URL.createObjectURL(object) 4. ArrayBuffer → Blob#const blob = new Blob([new Uint8Array(buffer, byteOffset, length)]) 5. ArrayBuffer → base64#const base64 = btoa(String.fromCharCode.apply(null, new Uint8Array(arrayBuffer...
2)使用普通递归的方式实现深拷贝 1function deepClone(obj){2let objClone = Array.isArray(obj) ? [] : {};3if (obj && typeof obj === 'object') {4for(let key in obj){5if (obj[key] && typeof obj[key] === 'object'){6objClone[key] = deepClone(obj[key]);7}else{8objClone[...
const obj = { 0: 'name', 1: 'age', 2: 'sex', 3: 'height',}function *createIterator(obj){ for(let value in obj){ yield obj[value]; }}let iterator = createIterator(obj);好的，我们来试试用Array.from创建一个数组吧。类似数组对象const obj = { 0: 'name'...
channel) {channel.add(uid, sid);}cb(this.get(name, flag));};/*** Get user from chat channel.** @param {Object} opts parameters for request* @param {String} name channel name* @param {boolean} flag channel parameter* @return {Array} users uids in channel**/ChatRemote.prototype.get...
Array from an Array-like object (arguments) function f() { return Array.from(arguments); } f(1, 2, 3); // [1, 2, 3] Using arrow functions and Array.from // Using an arrow function as the map function to // manipulate the elements Array.from([1, 2, 3], x => x + x);...
* content: * application/json: * schema: * type: object * properties: * data: * type: array * items: * type: object * properties: * id: * type: integer * description: The user ID. * example: 0 * name: * type: string * description: The user's name. * example: Leanne Graham...
conn.createLob(dmdb.CLOB, function(err, lob) { do_something_with_lob(); }) execute 参数 sql(String):SQL 或 PL/SQL 语句,可包含绑定变量 bindParams(Object):绑定参数,按照名称绑定时,为 JS 对象,按照位置绑定时,为 Array 数组。可配置属性具体如下: ...
In addition to supplying a string, the JSDOM constructor can also be supplied binary data, in the form of a Node.js Buffer or a standard JavaScript binary data type like ArrayBuffer, Uint8Array, DataView, etc. When this is done, jsdom will sniff the encoding from the supplied bytes, sc...