JSFiddle - React, Tailwind, and code Playground

HTML

<img id="image" height="20"
src="http://javascript.ru/forum/images/ca_serenity/misc/logo.gif">

<div id="result"></div>
correct result: 76

JavaScript

var v1 = $('#image').height();
var v2 = $('#image').removeAttr('height').height();
var i =  $('<img>').attr('src',  $('#image').attr('src'));
var v3 = i.height();
                    
i.one('load', function() {
    var v4 = $(this).height();
    $('#result').text(v1 + " " + v2 + " " + v3 + " " + v4);  
}).each(function() {
    if(this.complete) {
        $(this).load();
    }
});