JSFiddle - React, Tailwind, and code Playground
by synz izynz
HTML
<h3>
FORM2
</h3>
<form method="post" name="first" id="first" class="form-horizontal">
<input type="text" class="form-control" name="license" id="license"> : license<br>
<input id="idCar" name="idCar" /> : idCar (hidden)
</form>
<hr>
<h3>
FORM2
</h3>
<form method="post" name="second" id="second" class="form-horizontal">
<input id="idCar" name="idCar" /> : idCar (hidden)
</form>
<hr>
<h3>
FORM3
</h3>
<form method="post" name="three" id="three" class="form-horizontal">
<input id="idCar" name="idCar" /> : idCar (hidden)
</form>
JavaScript
$("#first [name='license']").on("change keyup",function(){
$("#first [name='idCar']").val("123").trigger("change"); // i just make this like some autocomplete example
});
$("#first [name='idCar']").on("change",function(){
var val = $(this).val();
$("[name='idCar']").not(this).val(val);
});