I am working on live currency calculator script, goal is to make live calculations based on form inputs.
so far thanks to your comments i achieved bellow:
HTML
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<input type="text" id="usd">
<input type="text" id="gel">
<input type="text" id="eur">
JAVASCRIPT
<script>
$("#gel").keyup(function(){
var val = $(this).val();
if(isNaN(val)) { val =val.replace(/\D/g,''); }
$('#usd').val(val / <?php echo $usd; ?>);
$("#gel").val(val);
$("#eur").val(val / <?php echo $eur; ?>);
});
$("#usd").keyup(function(){
var val = $(this).val();
if(isNaN(val)) { val =val.replace(/\D/g,''); }
$('#usd').val(val);
$("#gel").val(val*<?php echo $usd; ?>);
$("#eur").val(val*<?php echo $usd; ?>/<?php echo $eur; ?>);
});
$("#eur").keyup(function(){
var val = $(this).val();
if(isNaN(val)) { val =val.replace(/\D/g,''); }
$('#usd').val(val*<?php echo $eur; ?>/<?php echo $usd; ?>);
$("#gel").val(val*<?php echo $eur; ?>);
$("#eur").val(val);
});
</script>
Is it correct way of doing this ?