javascript remove pertiuler index element code example

Example 1: js remove if

ar = [1, 2, 3, 4];
ar = ar.filter(item => !(item > 3));
console.log(ar) // [1, 2, 3]

Example 2: exclude vales from array in js

var array = [1, 2, 3, 4, 5, 6, 7, 8, 9, 0];
var filtered = array.filter(function(value, index, arr){ 
  return value > 5;
});
//array => [1, 2, 3, 4, 5, 6, 7, 8, 9, 0]
//filtered => [6, 7, 8, 9]