JSFiddle - React, Tailwind, and code Playground

by elclanrs

JavaScript

var str = 'ItemName1:Rate1:Tax1_ItemName2:Rate2:Tax2_ItemName3:Rate3:Tax3_ItemName4:Rate4:Tax4';
var items = str.split('_').map(function(v){
    return v.split(':');
});
document.write(JSON.stringify(items));