JavaScript - how to convert json text to array variable?

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In JavaScript it is possible to convert json text to array variable in following way.

1. JSON.parse example

// ONLINE-RUNNER:browser;

function parseArray(json) {
    var array = JSON.parse(json);

    if(array instanceof Array) {
        return array;

    throw new Error('Incorrect type!');

// Example:

var json = '[1, 2, 3]';
var array = parseArray(json);


See also

  1. JavaScript - deserialize json to object
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