JSFiddle - React, Tailwind, and code Playground

HTML

<textarea name="txt" id="txt" rows="5" cols="50" wrap="soft">

</textarea>

JavaScript

A =[1990,1991,1992];
B=['a','b','c','d','e','f','g','h','i'];

//var Resultant = jQuery.map(A, function(i,v){
// if no jQuery use:
var Resultant = A.map(function(i,v){
    return {
        'name':A[v],
        'data': B.splice(0,3)
    }
})

document.getElementById('txt').value = JSON.stringify(Resultant);
console.log(Resultant);