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Jul 20th, 2019
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  1. // execute
  2. function getData(data, callback) {
  3. setTimeout(()=> {
  4. console.log("reading from the database...");
  5. callback({data: data});
  6. }, 2000)
  7. }
  8.  
  9. // display
  10. getData(5, function(data){
  11. console.log(data);
  12. });
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