JSFiddle - React, Tailwind, and code Playground

by agorur

HTML

<textarea id="string"></textarea>

<textarea id="replaced"></textarea>

JavaScript

var json = { Items : [{ Name : 'One' }, { Name : 'Two' }] };

var str = $.param(json);

str = decodeURIComponent(str);

$('#string').val(str);

var pattern = '(\[\d\])\[(\w*)\]';
var replace = '$1.$2';

var out = str.replace(/(\[\d\])\[(\w*)\]/g, '$1.$2');

$('#replaced').val(out);