JSFiddle - React, Tailwind, and code Playground

HTML

<textarea id="x">
[
     {
      "name": "rinki",
      "birthday": "11/30/1975"
    }, {
      "name": "sonya",
      "birthday": "11/24/1931"
    }, {
      "name": "aman",
      "birthday": "11/25/1946"
    }
]
</textarea>

JavaScript

var datax = $("#x").val();
var e = JSON.parse(datax);

/*
final result ***************************888
[
 {
 "name": "sonya",
      "birthday": "11/24/1931"
    }, {
      "name": "aman",
      "birthday": "11/25/1946"
    },     {
      "name": "rinki",
      "birthday": "11/30/1975"
    }    
]
*/