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javascript filter array of objects by key

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Mystic Dev answered on July 6, 2021 Popularity 10/10 Helpfulness 4/10

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javascript filter array of objects by key

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var data = { records : [{ "empid": 1, "fname": "X", "lname": "Y" }, { "empid": 2, "fname": "A", "lname": "Y" }, { "empid": 3, "fname": "B", "lname": "Y" }, { "empid": 4, "fname": "C", "lname": "Y" }, { "empid": 5, "fname": "C", "lname": "Y" }] }
var empIds = [1,4,5]
var filteredArray = data.records.filter(function(itm){
  return empIds.indexOf(itm.empid) > -1;
});

filteredArray = { records : filteredArray };

Popularity 10/10 Helpfulness 4/10 Language javascript

Source: stackoverflow.com

Tags: filter javascript key

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Contributed on Jul 06 2021

Mystic Dev

0 Answers Avg Quality 2/10

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js object filter by keys

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const obj = { firstName: 'Jean-Luc', lastName: 'Picard', age: 59 };

// { firstName: 'Jean-Luc', lastName: 'Picard' }
Object.fromEntries(Object.entries(obj).filter(([key]) => key.includes('Name')));

Popularity 10/10 Helpfulness 6/10 Language javascript

Source: masteringjs.io

Tags: filter fi

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Contributed on Mar 04 2022

Enrybi

0 Answers Avg Quality 2/10

javascript filter array of objects by key

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const ids = [1, 4, 5],
  data = {
    records: [{
      "empid": 1,
      "fname": "X",
      "lname": "Y"
    }, {
      "empid": 2,
      "fname": "A",
      "lname": "Y"
    }, {
      "empid": 3,
      "fname": "B",
      "lname": "Y"
    }, {
      "empid": 4,
      "fname": "C",
      "lname": "Y"
    }, {
      "empid": 5,
      "fname": "C",
      "lname": "Y"
    }]
  };


data.records = data.records.filter( i => ids.includes( i.empid ) );

console.info( data );

Popularity 9/10 Helpfulness 4/10 Language javascript

Source: stackoverflow.com

Tags: filter fi

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Contributed on Oct 13 2022

Thoughtful Toad

0 Answers Avg Quality 2/10

filter Array of objects against one key

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const listOfTags = [
    {id: 1, label: "Hello", color: "red", sorting: 0},
    {id: 2, label: "World", color: "green", sorting: 1},
    {id: 3, label: "Hello", color: "blue", sorting: 4},
    {id: 4, label: "Sunshine", color: "yellow", sorting: 5},
    {id: 5, label: "Hello", color: "red", sorting: 6},
]
const unique = [... new Set(listOfTags.map(tag => tag.label)]

Popularity 8/10 Helpfulness 4/10 Language javascript

Source: Grepper

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Contributed on Dec 15 2022

mariana mena

0 Answers Avg Quality 2/10

filter object by key name

Comment

let varName = Object.fromEntries(Object.entries(obj).filter(([key]) => {return key.includes('part_of_keyName') && key.includes('another_part_of_keyName')}));

Popularity 9/10 Helpfulness 4/10 Language javascript

Source: Grepper

Tags: filter fi

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Contributed on Jun 03 2022

Seeker of Knowledge

0 Answers Avg Quality 2/10

js object filter by keys

Comment

-2

const obj = { firstName: 'Jean-Luc', lastName: 'Picard', age: 59 };

// { firstName: 'Jean-Luc', lastName: 'Picard' }
Object.keys(obj).
  filter((key) => key.includes('Name')).
  reduce((cur, key) => { return Object.assign(cur, { [key]: obj[key] })}, {});

Popularity 10/10 Helpfulness 3/10 Language javascript

Source: masteringjs.io

Tags: filter fi

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Contributed on Mar 04 2022

Enrybi

0 Answers Avg Quality 2/10

javascript filter array of objects by key

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