1var delayInMilliseconds = 1000; //1 second
2
3setTimeout(function() {
4  //your code to be executed after 1 second
5}, delayInMilliseconds);
6

1setTimeout(function() {
2 //your code here
3}, 1000);

1//You have to wait for TypeScript 2.0 with async/await for ES5 support as it now supported only for TS to ES6 compilation.
2//You would be able to create delay function with async:
3
4function delay(ms: number) {
5    return new Promise( resolve => setTimeout(resolve, ms) );
6}
7
8//And call it
9await delay(300);

1setTimeout(function () {
2
3//to do..
4
5}, 1000);
6

1console.log("Hello");
2setTimeout(() => {  console.log("World!"); }, 2000);
3

1await new Promise(resolve => setTimeout(resolve, 1000));