Use Javascript To Create Dynamic Input Id

Question

I want to use javascript to create tags with a dynamic id (name attribute will be the same) depending on the order in which they appear. I have the first

Solution 1:

I had used script which is fit in your requirement .

Html:

<h2><ahref="#"id="addScnt">Add Another Input Box</a></h2><divid="p_scents"><p><labelfor="p_scnts"><inputtype="text"id="p_scnt"size="20"name="p_scnt"value=""placeholder="Input Value" /></label></p></div>

Javascript :-

  $(function () {
    var scntDiv = $('#p_scents');
    var i = $('#p_scents p').size() + 1;

    $('#addScnt').live('click', function () {
    $('<p><label for="p_scnts"><input type="text" id="p_scnt" size="20" name="p_scnt_' + i + '" value="" placeholder="Input Value" /></label> <a href="#" id="remScnt">Remove</a></p>').appendTo(scntDiv);
    i++;
    returnfalse;
    });

    $('#remScnt').live('click', function () {
    if (i > 2) {
        $(this).parents('p').remove();
        i--;
    }
    returnfalse;
    });
});

working demo

Solution 2:

Try like

functionadd_new_input() {
   var last_id = $('input[type="text"]:last').attr('id');
   last_id++;
   $('input[type="text"]:last').append('<input type="text" name="'+last_id+' id="'+last_id+'">');
}

Solution 3:

Try this

Baca Juga

functionadd_new_input(){
   var lastControlId = $('input:text:last').attr('id');
   if(!lastControlId){
    lastControlId = parseInt(lastControlId,10) + 1;
    $('#containerDiv').append('<input type="text" name="'+ lastControlId +' id="'+ lastControlId +'">');
  }
}

Solution 4:

WORKING FIDDLE

jQuery('#select').change(function () {
varval = jQuery(this).val();
var innerhtml = '';
for (var i = 0; i < val; i++) {
    innerhtml += "<input type='text' id='" + (i + 1) + "' name='" + (i + 1) + "'size=50>   </br>";
}
jQuery('#textbox_div').html(innerhtml);
});

Solution 5:

$( "input" ).each(function( index ) {
  $(this).attr('id', 'item-' + index);
});

This should alter all inputs with id of "item-[index number]".

But you should throw in .class identification to selector so this doesn't apply to all.

javascript dox