remove empty string from list javascript code example

Example 1: javascript array remove empty strings

// an empty space between two commas in an array is categorized as a null value
var array = [0, 1, null, 2, "", 3, undefined, 3,,,,,, 4,, 4,, 5,, 6,,,,];
// copy the following code snippet and use it anywhere in your own code
var filtered = array.filter(function (el) {
  return el != null;
});

console.log(filtered);

Example 2: js filter to remove empty string in array.

var s = [ '1,201,karthikeyan,K201,HELPER,[email protected],8248606269,7/14/2017,45680,TN-KAR24,8,800,1000,200,300,Karthikeyan,11/24/2017,Karthikeyan,11/24/2017,AVAILABLE\r',
  '' ]
var newArr = s.filter(function(entry) { return entry.trim() != ''; })

console.log(newArr);