weird part 49- closure and callback

blossom0417

·

Follow

1 min read

·

Oct 5, 2018

--

Listen

Share

function callmynameLater(){
    var greeting = 'hi!';setTimeout(function(){
        console.log('1.5 seconds later -',greeting)
    }, 1500)
}
callmynameLater();function tellmeWhenDone(callback){
    var a =1000,
    b = 2000;
    callback(a);
}
tellmeWhenDone(function(n){
   console.log('I am done' + n) 
});tellmeWhenDone(function(){
    console.log('all done' )
})//I am done1000
//all done

//1.5 seconds later - hi!