avsys_z的博客

需求：每天23点59分 统计一次全服玩家登录信息 59 23 * * * source /etc/profile && /opt/nodejs/node-v8.1.4-linux-x64/bin/node /home/service/game-server/app/util/find_db/query_player_info.js source /etc/profile && /opt/nodejs/node-v8.1.4-linux-x64/bin/node 加.

async 异步循环 let async = require('async'); let arr = [ {id: 1, age: 2}, {id: 2, age: 3}, {id: 3, age: 4} ]; function print(obj, cb) { if(obj.id === 2) { cb("it's a err") }else { console.log("print ->" + obj.id); cb(null) } } .

function random(n, m) { let tmp = m - n + 1; return Math.floor(Math.random() * tmp + n); } let n = 2; let m = 10; console.log(random(n, m));

1.字符转ascii码：charCodeAt(); 2.ascii码转字符：fromCharCode(); let str = "B"; let num = 66; console.log(str.charCodeAt()); // 66 console.log(String.fromCharCode(num)); // B ...

function randomArr(arr) { let len = arr.length; while (len) { let i = Math.floor(Math.random() * len--); [arr[i], arr[len]] = [arr[len], arr[i]]; } return arr; } let ...

function isEmpty_1(obj) { for(let key in obj ) { return false; } return true; } function isEmpty_2(obj) { if(JSON.stringify(obj) === "{}") { return true; } re...

let a = [ {id:5, level: 1}, {id:1, level: 4}, {id:4, level: 5}, {id:3, level: 2}, {id:2, level: 3} ] function objSort(obj1, obj2) { if(obj1.id !== obj2.id) { if(obj1....