JSFiddle - React, Tailwind, and code Playground

JavaScript

var data = [];

for(var i = 0; i < 100; ++i)
{
    data.push([]);
    for(var l = 0; l < 100; ++l)
    {
        data[i].push(l);
    }
}

var tempArray = [], tempArray2 = [];

for(var j = 0, dataLen = data.length; j < dataLen; j++) {
    tempArray2.push.apply(tempArray2, data[j]);
    tempArray.push(tempArray2), tempArray2 = [];
}

console.log(tempArray.every(function(arr, i) {
    return arr === data[i];
}));

console.log(tempArray);