kloudglue-alasql/utils/callback/cb1.js

Versatile SQL database for browser or node. Handles relational data and nested JSON (noSQL). Export to and import from Excel, localStorage or IndexedDB

function get1(n,index, cb) {
	var nn = n;
	if(n<0) return;
	if(n>=10) return; 
	setTimeout(function(){cb('get1',{a:nn, b:nn*2})},200);
}

function get2(n,index, cb) {
	var nn = n;	
	if(n<0) return;
	if(n>=10) return; 
	setTimeout(function(){cb('get2',{a:nn, b:nn*3})},100);
}

var times = 0;
var buff = [];

function after(key, data) {
	buff[key] = data;
	console.log(times);
	times++;
	if(times<6) return;
	setTimeout(function(){process(buff)},0);
	console.log('before process');
}

function process(data){
	console.log('process',data);
	console.log('after process');
};

console.log("start");
get1(1,null,after);
get1(1,null,after);
get2(3,null,after);
get2(4,null,after);
get2(5,null,after);
get2(2,null,after);
console.log("finish");


var k = 5;
var data = [];

var next = function(){
	console.log('next',k)
	data.push(k);
	k--;
	if(k>0) setTimeout(next,0);
	else setTimeout(onfinish,0);
};

var onfinish = function(){
	console.log(data);
}

setTimeout(next,0);