JSFiddle - React, Tailwind, and code Playground
JavaScript
var myArr = [["2012-10-10 03:47:00.0", 23.400000000000002], ["2012-10-10 03:52:00.0", 23.3]];
console.log(new Date(Date.parse(myArr[0][0])));
var myArr = [["2012-10-10 03:47:00.0", 23.400000000000002], ["2012-10-10 03:52:00.0", 23.3]];
console.log(new Date(Date.parse(myArr[0][0])));