Sum of Multiple Textbox
by Ninay is Unknown
HTML
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.js"></script>
<div id='TextBoxesGroup'>
<div id="TextBoxDiv1">
<label>Textbox #1 : </label><input type='textbox' id='textbox1' class="sum amt">
</div>
</div>
<input type='button' value='Add Button' id='addButton'>
<input type='button' value='Remove Button' id='removeButton'>
<p id="para">
</p>
JavaScript
$(document).ready(function(){
var counter = 2;
$("#addButton").click(function () {
if(counter>5){
alert("Only 5 textboxes allow");
return false;
}
var newTextBoxDiv = $(document.createElement('div'))
.attr("id", 'TextBoxDiv' + counter);
newTextBoxDiv.after().html(
'<tr><td><input type="text" name="textbox' + counter +
'" id="textbox' + counter + '" value="" class="sum amt"></td></tr>');
newTextBoxDiv.appendTo("#TextBoxesGroup");
$(function() {
$(".sum").change(function() {
var add = 0;
$(".amt").each(function() {
add += Number($(this).val());
});
$("#para").text("Sum of all textboxes is : " + add);
});
});
counter++;
});
$("#removeButton").click(function () {
if(counter==2){
alert("No more textbox to remove");
return false;
}
counter--;
$("#TextBoxDiv" + counter).remove();
});
});