(function aa(){ console.log(‘start‘); setTimeout(function(){ console.log(‘setTimeout 0‘); },0); console.log(‘this should before setTimeout 0‘); var i=0; while (i<1000000){ i++; } })();
(function aa(){
console.log(‘start‘);
setTimeout(function(){
console.log(‘setTimeout 0‘);
},0);
console.log(‘this should before setTimeout 0‘);
var i=0;
while (i<1000000){
i++;
}
})();
setTimeout 0
原文：http://www.cnblogs.com/vvch/p/4961178.html
