JSFiddle - React, Tailwind, and code Playground
HTML
<input type=file>
<img />
<input type=button class=hide value="Adicionar outro">
CSS
input[type=file] {
float: left;
display: block;
}
.hide {
display: none;
float: left;
}
JavaScript
function readURL(input) {
if (input.files && input.files[0]) {
var reader = new FileReader();
reader.onload = function (e) {
$(input).next()
.attr('src', e.target.result)
};
reader.readAsDataURL(input.files[0]);
}
else {
var img = input.value;
$(input).next().attr('src',img);
}
}
function verificaMostraBotao(){
$('input[type=file]').each(function(index){
if ($('input[type=file]').eq(index).val() != ""){
readURL(this);
$('.hide').show();
}
});
}
$('input[type=file]').on("change", function(){
verificaMostraBotao();
});
$('.hide').on("click", function(){
$(document.body).append($('<input />', {type: "file" }).change(verificaMostraBotao));
$(document.body).append($('<img />'));
$('.hide').hide();
});