JSFiddle - React, Tailwind, and code Playground

JavaScript

var height;
var count = 0;

var setHeight = setInterval(function(height) {   
    count++;
    console.log('count');
    if ( count  > 10)
    {
        console.log('done');
        var height = 20;
        clearInterval(setHeight);	
        
    }
},100);

console.log('this is the height -> ' + height);