deepRecursionCallback

deepRecursionCallback.js

var stackSize = 0;

function foo(a, stackSize){
    stackSize ++;

    bar();

    if (!a.length) return;

    if (stackSize > 1000) {
        stackSize = 0;
        setTimeout(function(){
          a.forEach(function(item){
            foo(item, stackSize)
          });
        },0)
    } else {
      a.forEach(function(item){
        foo(item, stackSize)
      });
    }
}

foo(hugeArray, stackSize); //hugeArray 是一个多层嵌套的数组,像这样 [[[...],[...]],[...]]