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ehzawad/mind-around.js

Created July 28, 2023 13:32
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yay, call stack!
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mind-around.js
setTimeout(() => console.log(1));
Promise.resolve().then(() => console.log(2));
Promise.resolve().then(() => setTimeout(() => console.log(3)));
new Promise(() => console.log(4));
setTimeout(() => console.log(5));
console.log(6);
@ehzawad

ehzawad commented Jul 30, 2023

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console.log(0);

setTimeout(() => console.log(1));

Promise.resolve().then(() => console.log(2));
Promise.resolve().then(() => console.log(3));

Promise.resolve().then(() => setTimeout(() => console.log(4)));
Promise.resolve().then(() => setTimeout(() => console.log(5))).then(() => setTimeout(() => console.log(6)));
Promise.resolve().then(() => setTimeout(() => console.log(7))).then(() => console.log(8));

setTimeout(() => console.log(9));

(() => console.log(4))()

@ehzawad

ehzawad commented Jul 30, 2023 •
edited
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console.log(0);

setTimeout(() => console.log(1));

Promise.resolve().then(() => console.log(2));
Promise.resolve().then(() => console.log(3));

Promise.resolve().then(() => setTimeout(() => console.log(4))).then(() => console.log(5));
Promise.resolve().then(() => setTimeout(() => console.log(6))).then(() => console.log(7));
Promise.resolve().then(() => setTimeout(() => console.log('a'))).then(() => console.log('b'));

setTimeout(() => console.log(9));

(() => console.log('x'))()

@ehzawad

ehzawad commented Jul 31, 2023

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console.log(0);

(async () => {
  console.log('x');
  
  await Promise.resolve().then(() => console.log(2));
  await Promise.resolve().then(() => console.log(3));
  
  await Promise.resolve().then(() => Promise.resolve()).then(() => console.log(5));
  await Promise.resolve().then(() => Promise.resolve()).then(() => console.log(7));
  await Promise.resolve().then(() => Promise.resolve()).then(() => console.log('b'));
})();

setTimeout(() => console.log(1));

setTimeout(() => console.log(9));

await new Promise(resolve => setTimeout(() => {
  console.log(4);
  resolve();
}));

await new Promise(resolve => setTimeout(() => {
  console.log(6);
  resolve();
}));

await new Promise(resolve => setTimeout(() => {
  console.log('a');
}));

@ehzawad

ehzawad commented Jul 31, 2023

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Author 
console.log(0);

(() => {
  console.log('x');
  
  Promise.resolve().then(() => console.log(2));
  Promise.resolve().then(() => console.log(3));
  
  Promise.resolve().then(() => Promise.resolve()).then(() => console.log(5));
  Promise.resolve().then(() => Promise.resolve()).then(() => console.log(7));
  Promise.resolve().then(() => Promise.resolve()).then(() => console.log('b'));
})();

setTimeout(() => console.log(1));

setTimeout(() => console.log(9));

new Promise(resolve => setTimeout(() => {
  console.log(4);
  resolve();
}));

new Promise(resolve => setTimeout(() => {
  console.log(6);
  resolve();
}));

new Promise(resolve => setTimeout(() => {
  console.log('a');
}));

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