jQuery Add/Remove Input Fields
A script to add or remove a input field. With corrected line breaks.
by Good Muyis
HTML
<form action="" method="post">
<div id="InputsWrapper">
<div><input type="text" name="mytext[]" id="field_1" value=""><a href="#" class="removeclass"></a></div>
</div>
<div id="AddMoreFileId">
<a href="#" id="AddMoreFileBox" class="btn btn-info">Add field</a><br><br>
</div>
<div id="lineBreak"></div>
<input type="submit" id="submit" name="send" value="Send">
</form>
CSS
* { font-family:Arial; }
a { color:#999; text-decoration: none; }
a:hover { color:#802727; }
input { padding:5px; border:1px solid #999; border-radius:4px; -moz-border-radius:4px; -web-kit-border-radius:4px; -khtml-border-radius:4px; }
JavaScript
$(document).ready(function() {
var MaxInputs = 2; //maximum extra input boxes allowed
var InputsWrapper = $("#InputsWrapper"); //Input boxes wrapper ID
var AddButton = $("#AddMoreFileBox"); //Add button ID
var x = InputsWrapper.length; //initlal text box count
var FieldCount = 1; //to keep track of text box added
//on add input button click
$(AddButton).click(function(e) {
//max input box allowed
if (x <= MaxInputs) {
FieldCount++; //text box added ncrement
//add input box
$(InputsWrapper).append(`
<div>
<input type="text" name="mytext[]" id="field_' + FieldCount + '"/>
<a href="#" class="removeclass">--</a>
</div>`);
x++; //text box increment
$("#AddMoreFileId").show();
$('AddMoreFileBox').html("Add field");
// Delete the "add"-link if there is 3 fields.
if (x == 3) {
$("#AddMoreFileId").hide();
$("#lineBreak").html("<br>");
}
}
return false;
});
$("body").on("click", ".removeclass", function(e) { //user click on remove text
if (x > 1) {
$(this).parent('div').remove(); //remove text box
x--; //decrement textbox
$("#AddMoreFileId").show();
$("#lineBreak").html("");
// Adds the "add" link again when a field is removed.
$('AddMoreFileBox').html("Add field");
}
return false;
})
});