akumpf

// Single for loop (i)
// i loop
loop(0, function(i){return i<10;}, function(i){return i+1;},
  function(i, next){
    // looping.
    console.log(i);
    next();
  },
  function(i){ console.log("all done."); }
);

akumpf

function loop(init, fnCondition, fnUpdate, fnRun, fnDone){
  var index = 0;
  index = (init.constructor.name === "function")?init():init;
  function next(){
    index = fnUpdate(index);
    if(fnCondition(index)){
      setTimeout(function(){
        fnRun(index, next);
      }, 0);
    }else{

akumpf

(function(){
  var i = 0;
  var j = 0;
  var k = 0;
  var m = 0;
  function forloop1(){
    if(i<5){
      j = 0;
      forloop2();
    }else{

akumpf

for(var i=0; i<5; i++){
  for(var j=0; j<5; j++){
    for(var k=0; k<5; k++){
      for(var m=0; m<5; m++){
        console.log(i,j,k,m);
      }
    }
  }
}

akumpf

(function(){
  var i = 0;
  var j = 0;
  function forloop1(){
    if(i<10){
      j = 0;
      forloop2();
    }else{
      console.log("all done");
    }

akumpf

(function(){
  var i = 0;
  function forloop1(){
    if(i<10){
      (function(){
        var j = 0;
        function forloop2(){
          if(j<10){
            console.log(i,j);
            j++;

akumpf

for(var i=0; i<10; i++){
  for(var j=0; j<10; j++){
    console.log(i,j);
  }
}
console.log("all done.");

akumpf

(function(){
  var i = 0;
  function forloop(){
    if(i<5){
      $.getJSON('/data'+i+'.json', function(data) {
        console.log("yay! Data"+i+" is ready!");
        i++;
        forloop();
      });
    }else{

akumpf

$.getJSON('/data0.json', function(data) {
  console.log("yay! Data0 is ready!");
  // ok, now use that to get the next piece of data.
  $.getJSON('/data1.json', function(data) {
    console.log("yay! Data1 is ready!");
    // ok, now use that to get the next piece of data.
    $.getJSON('/data2.json', function(data) {
      console.log("yay! Data2 is ready!");
      // ok, now use that to get the next piece of data.
      $.getJSON('/data3.json', function(data) {

akumpf

$.getJSON('/data0.json', function(data) {
  console.log("yay! Data0 is ready!");
});