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filter object javascript es6

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TechLover answered on February 21, 2020 Popularity 1/10 Helpfulness 1/10

answer filter object javascript es6

related can filter be used on objects in javascript

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filter object javascript es6

Comment

let arr = [
  {name: "John", age: 30},
  {name: "Grin", age: 10},
  {name: "Marie", age: 50},
];

//An array showing persons with age less than 40 
//is given by the following syntax

let newArr = arr.filter(name=>name.age < 40));

console.log(newArray);   // => [{name: "John", age: 30}, {name: "Grin", age: 10},]

Popularity 1/10 Helpfulness 1/10 Language javascript

Source: Grepper

Tags: filter javascript object

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Contributed on Jun 10 2021

TechLover

0 Answers Avg Quality 2/10

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can filter be used on objects in javascript

Comments(1)

var heroes = [
	{name: “Batman”, franchise: “DC”},
	{name: “Ironman”, franchise: “Marvel”},
	{name: “Thor”, franchise: “Marvel”},
	{name: “Superman”, franchise: “DC”}
];

var marvelHeroes =  heroes.filter(function(hero) {
	return hero.franchise == “Marvel”;
});

// [ {name: “Ironman”, franchise: “Marvel”}, {name: “Thor”, franchise: “Marvel”} ]

Popularity 10/10 Helpfulness 5/10 Language javascript

Source: alligator.io

Tags: filter fi

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Contributed on Feb 21 2020

Bright Beaver

0 Answers Avg Quality 2/10

javascript object filter

Comment

function objectFilter = (obj, predicate) => 
    Object.keys(obj)
          .filter( key => predicate(obj[key]) )
          .reduce( (res, key) => (res[key] = obj[key], res), {} );

// Example use:
var scores = {
    John: 2, Sarah: 3, Janet: 1
};

var filtered = objectFilter(scores, num => num > 1); 
console.log(filtered);

Popularity 10/10 Helpfulness 5/10 Language javascript

Source: stackoverflow.com

Tags: filter fi

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Contributed on Nov 19 2020

QuietHumility

0 Answers Avg Quality 2/10

.filter() on object

Comment

const raw = {
  item1: { key: 'sdfd', value:'sdfd' },
  item2: { key: 'sdfd', value:'sdfd' },
  item3: { key: 'sdfd', value:'sdfd' }
};

const allowed = ['item1', 'item3'];

const filtered = Object.keys(raw)
  .filter(key => allowed.includes(key))
  .reduce((obj, key) => {
    return {
      ...obj,
      [key]: raw[key]
    };
  }, {});

console.log(filtered);

Popularity 10/10 Helpfulness 5/10 Language javascript

Source: stackoverflow.com

Tags: javascript j

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Contributed on Aug 21 2022

VIPIN PATIDAR

0 Answers Avg Quality 2/10

filter object js

Comment

const raw = {
  item1: { key: 'sdfd', value:'sdfd' },
  item2: { key: 'sdfd', value:'sdfd' },
  item3: { key: 'sdfd', value:'sdfd' }
};

const allowed = ['item1', 'item3'];

const object = Object.fromEntries(
	Object.entries(tt).filter(([key, value]) => currentInputs.includes(key))
);

Popularity 10/10 Helpfulness 4/10 Language javascript

Source: Grepper

Tags: filter fi

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Contributed on Dec 03 2021

Lucas Juan

0 Answers Avg Quality 2/10

filter object array

Comment

objects.filter((value, index, self) => {
  return self.findIndex(v => v.actor.name === value.actor.name) === index;
})

Popularity 10/10 Helpfulness 3/10 Language javascript

Source: stackoverflow.com

Tags: filter fi

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Contributed on Dec 12 2021

Nervous Narwhal

0 Answers Avg Quality 2/10

create object filter

Comment

-1

const reducedfilter =(data, keys, func)=>{
	data.filter(func).map(el =>{
    	keys.reduce((acc, key)=>{
          acc[key] = el[key];
          return acc
        },{})
     )
}
       
reducefilter(data, ['id', 'name'], item => item.age > 24)

Popularity 10/10 Helpfulness 1/10 Language javascript

Source: Grepper

Tags: filter fi

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Contributed on Mar 21 2022

conjunction cell

0 Answers Avg Quality 2/10

filter object javascript es6

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can filter be used on objects in javascript

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