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lodash remove undefined values from array

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Grepper answered on November 6, 2019 Popularity 10/10 Helpfulness 5/10

answer lodash remove undefined values from array

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lodash remove undefined values from array

Comment

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"];

Popularity 10/10 Helpfulness 5/10 Language javascript

Source: Grepper

Tags: javascript lodash undefined

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Contributed on Nov 06 2019

Grepper

0 Answers Avg Quality 2/10

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lodash remove undefined values from object

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var person = {"name":"bill","age":21,"sex":undefined,"height":"crap"};
//remove undefined properties or other crap
var cleanPerson = _.pickBy(person, function(value, key) {
  return !(value === undefined || value === "crap");
});
//cleanPerson is now { "name": "bill","age": 21}

Popularity 9/10 Helpfulness 5/10 Language javascript

Source: Grepper

Tags: javascript j

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Contributed on Nov 06 2019

Grepper

0 Answers Avg Quality 2/10

lodash remove element from array

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var colors = ["red","blue","green","green"];
var greens = _.remove(colors, function(c) {
    return (c === "green"); //remove if color is green
});
//colors is now ["red","blue"]
//greens is now ["green","green"]

Popularity 10/10 Helpfulness 5/10 Language javascript

Source: Grepper

Tags: element

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Contributed on Nov 06 2019

Grepper

0 Answers Avg Quality 2/10

lodash remove not in array

Comment

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);

Popularity 9/10 Helpfulness 3/10 Language javascript

Source: stackoverflow.com

Tags: javascript j

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Contributed on Aug 12 2020

Weary Worm

0 Answers Avg Quality 2/10

lodash remove undefined values from array

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lodash remove undefined values from array

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lodash remove undefined values from object

lodash remove element from array

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