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convert map to json js, map to json

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sanjai answered on November 9, 2021 Popularity 9/10 Helpfulness 6/10

answer convert map to json js, map to json

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convert map to json js, map to json

Comment

const mapToJson = (map) => JSON.stringify(Object.fromEntries(map));
const map = new Map([
  ['user1', 'John'],
  ['user2', 'Kate'],
  ['user3', 'Peter'],
]);
const json = mapToJson(map);
// {"user1":"John","user2":"Kate","user3":"Peter"}
console.log(json);

Popularity 9/10 Helpfulness 6/10 Language javascript

Source: Grepper

Tags: javascript map to-json

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Contributed on Aug 12 2022

sanjai

0 Answers Avg Quality 2/10

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convert map to object/JSON javascript

Comment

const map1 = new Map([
  ['foo', 'bar'],
  ['baz', 42]
]);

const obj = Object.fromEntries(map1);
// { foo: 'bar', baz: 42 }

//To get back the map:
const map2 = new Map(Object.entries(obj));

Popularity 9/10 Helpfulness 7/10 Language javascript

Source: stackoverflow.com

Tags: javascript j

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Contributed on Jan 03 2022

Sugared Bun

0 Answers Avg Quality 2/10

map to json

Comment

map to json

const map = new Map();
map.set('name', 'John');
map.set('age', 30);

const json = JSON.stringify(Array.from(map.entries()));
console.log(json); // "[["name","John"],["age",30]]"

Popularity 9/10 Helpfulness 5/10 Language javascript

Source: Grepper

Tags: javascript j

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Contributed on Jan 09 2023

Jerome Scott

0 Answers Avg Quality 2/10

convert json to map js, json to map

Comment

const jsonToMap = (json) => new Map(Object.entries(JSON.parse(json)));
const json = '{"user1":"John","user2":"Kate","user3":"Peter"}';
const map = jsonToMap(json);
// Kate
console.log(map.get('user2'));
// Map(3) { 'user1' => 'John', 'user2' => 'Kate', 'user3' => 'Peter' }
console.log(map);

Popularity 9/10 Helpfulness 4/10 Language javascript

Source: Grepper

Tags: javascript j

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Contributed on Aug 12 2022

sanjai

0 Answers Avg Quality 2/10

js map to json

Comment

function createPaths(aliases, propName, path) {
    aliases.set(propName, path);
}

var map = new Map(),
    object = {};

createPaths(map, 'paths.aliases.server.entry', 'src/test');
createPaths(map, 'paths.aliases.dist.entry', 'dist/test');

map.forEach((value, key) => {
    var keys = key.split('.'),
        last = keys.pop();
    keys.reduce((r, a) => r[a] = r[a] || {}, object)[last] = value;
});

console.log(object);
 Run code snippet

Popularity 10/10 Helpfulness 2/10 Language javascript

Source: stackoverflow.com

Tags: javascript j

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Contributed on Nov 09 2021

Shadow

0 Answers Avg Quality 2/10

convert map to json js, map to json

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