lawrence_loh的博客

代碼：var async = require('async'); const mysql = require ('mysql'); var mysqlconfig=require('./config/mysql_config/mysql_config').mysqlconfig; var connection = mysql.createConnection(mysqlconfig); var...

async之waterfall：async.waterfall(tasks,callback)瀑布流函數，串行依次執行数组中函数，直至回調。参数tasks為數組，其包含需依次執行之函數。第二个参数為回調函數，有誤則行之以饋其錯，無誤則tasks完畢後行之。var async = require('async'); const mysql = require ('mysql'); var mysql...