timers_Tick_Imm_Timeout.js

// Difference between setTimeout, setImmediate and process.nextTick
var emitter = new require('events').EventEmitter();

setTimeout(function() {
console.log('TIMEOUT 1');
}, 0);

setImmediate(function() {
    console.log("IMMEDIATE 1");
});

process.nextTick(function() {
    console.log("NEXTTICK 1");
});


setTimeout(function() {
  setTimeout(function() {
    console.log('TIMEOUT 2')
  }, 0);
  setImmediate(function() {
    console.log('IMMEDIATE 2')
  });
}, 10);