Question

How to sort an array with null values in ascending order with JavaScript

Answer 1

const arr = ["php", "c++", null, "typescript", "c", null, "nodejs", null, "javascript"]; 

arr.sort((a, b) => {
  if (a === null) {
    	return 1;
  }

  if (b === null) {
    	return -1;
  }

  if (a === b) {
    	return 0;
  }

  return a < b ? -1 : 1;
});
   
console.log(arr);
  
   
   
   
/*
run:
   
["c", "c++", "javascript", "nodejs", "php", "typescript", null, null, null]
   
*/

 

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