remove undefined values in array lodash code example
Example 1: lodash remove undefined values from array
var colors = ["red",undefined,"","blue",null,"crap"];
// remove undefined, null, "" and any other crap
var cleanColors=_.without(colors,undefined,null,"","crap");
//cleanColors is now ["red","blue"];
Example 2: lodash remove not in array
var a = [
{id: 1, name: 'A'},
{id: 2, name: 'B'},
{id: 3, name: 'C'},
{id: 4, name: 'D'}
];
var removeItem = [1,2];
removeItem.forEach(function(id){
var itemIndex = a.findIndex(i => i.id == id);
a.splice(itemIndex,1);
});
console.log(a);