jQuery Add/Remove Input Fields
A script that uses event delegation and the .live() method for adding and deleting extra input form fields.
by Spokey
HTML
<h2><a href="#" id="addScnt">Add Another Input Box</a></h2>
<div id="p_scents">
</div>
CSS
* {
font-family:Arial;
}
h2 {
padding:0 0 5px 5px;
}
h2 a {
color: #224f99;
}
a {
color:#999;
text-decoration: none;
}
a:hover {
color:#802727;
}
p {
padding:0 0 5px 0;
}
input {
padding:5px;
border:1px solid #999;
border-radius:4px;
-moz-border-radius:4px;
-web-kit-border-radius:4px;
-khtml-border-radius:4px;
}
JavaScript
$(function () {
var json = {
"welcomeList": ["Thanks for coming", "Please select from the following list", "dwadwadsds"],
"endList": ["Press come again", "Press 0"]
};
$.each(json.welcomeList, function (_, vv) {
$('<p><label for="p_scnts"><input type="text" class=cnt" size="20" name="p_scnt" value="' + vv + '"placeholder="Input Value" /></label> <a href="#" id="remScnt">Remove</a></p>').appendTo('#p_scents');
});
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_' + i + '" size="20" name="p_scnt_' + i + '" value="" placeholder="Input Value" /></label> <a href="#" id="remScnt">Remove</a></p>').appendTo(scntDiv);
i++;
return false;
});
$('#remScnt').live('click', function () {
if (i > 2) {
$(this).parents('p').remove();
i--;
}
return false;
});
});