Question

How to get the min date from an array of dates in Node.js

Answer 1

function minDate(dates) {
    let min = dates[0],
    obj = new Date(dates[0]);
  
    dates.forEach(function(dt, index) {
      if (new Date( dt ) < obj) {
        min = dt;
        obj = new Date(dt);
      }
    });
      return min;
}
  
const dates = ['2022/03/20', '2022/05/21', '2022/01/13', '2022/01/14', '2022/05/20']; 
            
console.log(minDate(dates));
   
   
   
/*
run:
   
2022/01/13
  
*/

 

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Answer 2

const dates = ['2022/03/20', '2022/05/21', '2022/01/13', '2022/01/14', '2022/05/20']; 
            
const min = dates.reduce(function(a, b) { return a < b ? a : b; }); 
   
console.log(min);
   
   
   
/*
run:
   
2022/01/13
  
*/

 

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