jQuery添加删除表单元素代码

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以下是 jQuery添加删除表单元素代码的示例演示效果:

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HTML代码(index.html):

<!DOCTYPE html>
<html>
<head>
<meta charset="gb2312">
<title>jQuery添加删除表单元素代码</title>
<link rel="stylesheet" href="css/zurb-foundation-5.5.1/foundation.min.css">
<link rel="stylesheet" href="css/font-awesome-4.3.0/css/font-awesome.min.css">
<style>body {padding: 2rem 0;}</style>
</head>
<body>
<div class="row">
	<div class="column">
		<form class="dynamicWrapper">
			<div class="row">
				<div class="medium-4 columns">
					<label
						for="product-0"
						></label>
					<input
						type="text"
						name="product-0"
						id="product-0">
				</div>

				<div class="medium-4 columns">
					<label
						for="product-0"
						></label>
					<input
						type="text"
						name="qty-0"
						id="qty-0">
				</div>

				<div class="medium-2 columns">
					<a href="#"
					   class="postfix button dynamicRemove"
							><i class="fa fa-minus"></i></a>
				</div>

				<div class="medium-2 columns">
					<a href="#"
					   class="postfix button dynamicAdd"
					><i class="fa fa-plus"></i></a>
				</div>

			</div>
		</form>
	</div>
</div>

<script src="js/jquery-2.1.3.min.js"></script>
<script src="js/jquery.dynamic-rows.min.js"></script>
<script>
$('.dynamicWrapper').ssdDynamicRows();
</script>
</body>
</html>

JS代码(jquery.dynamic-rows.min.js):

/* * ssdDynamicRows jQuery plugin * Examples and documentation at:https://github.com/sebastiansulinski/dynamic-rows * Copyright (c) 2015 Sebastian Sulinski * Version:1.0.0 (27-FEB-2015) * Licensed under the MIT. * Requires:jQuery v1.9 or later */
!function(n){
	n.fn.ssdDynamicRows=function(i){
	"use strict";
	function e(n){
	n.preventDefault(),n.stopPropagation()}
function t(i){
	var e=i.find(":input"),t=i.find("label"),s=i.find(l);
	return n.each(e,function(){
	var i=n(this).prop("name").split(c.nameDivider),e=i[0]+c.nameDivider+(parseInt(i[1],10)+1);
	n(this).prop("name",e).prop("id",e).val("")}
),n.each(t,function(){
	var i=n(this).prop("for").split(c.nameDivider),e=i[0]+c.nameDivider+(parseInt(i[1],10)+1);
	n(this).prop("for",e).prop("class",e).find(".warning").remove()}
),n.each(s,function(){
	n(this).remove()}
),i}
function s(n){
	return t(n.closest(d).clone())}
function o(i){
	i.on(c.eventType,f,function(t){
	e(t);
	var o=n(this).closest(d),a=s(o);
	i.find(f).hide(),i.append(a),i.find(u).show()}
)}
function a(i){
	i.on(c.eventType,u,function(t){
	e(t);
	var s=n(this).closest(d);
	s.fadeOut(200,function(){
	n(this).remove();
	var e=i.children(d);
	e.last(d).find(f).show(),e.length<2&&e.last(d).find(u).hide()}
)}
)}
function r(n){
	n.last(d).find(u).hide()}
var c=n.extend({
	eventType:"click",classContainer:"dynamicRows",classRow:"row",classAddButton:"dynamicAdd",classRemoveButton:"dynamicRemove",classWarning:"warning",nameDivider:"-"}
,i),d="."+c.classRow,f="."+c.classAddButton,u="."+c.classRemoveButton,l="."+c.classWarning;
	return this.each(function(){
	r(n(this)),o(n(this)),a(n(this))}
)}
}
(jQuery);

CSS代码(normalize.css):

/*! normalize.css v3.0.2 | MIT License | git.io/normalize */
/** * 1. Set default font family to sans-serif. * 2. Prevent iOS text size adjust after orientation change,without disabling * user zoom. */
html{font-family:sans-serif;/* 1 */
 -ms-text-size-adjust:100%;/* 2 */
 -webkit-text-size-adjust:100%;/* 2 */
}
/** * Remove default margin. */
body{margin:0;}
/* HTML5 display definitions ========================================================================== */
/** * Correct `block` display not defined for any HTML5 element in IE 8/9. * Correct `block` display not defined for `details` or `summary` in IE 10/11 * and Firefox. * Correct `block` display not defined for `main` in IE 11. */
article,aside,details,figcaption,figure,footer,header,hgroup,main,menu,nav,section,summary{display:block;}
/** * 1. Correct `inline-block` display not defined in IE 8/9. * 2. Normalize vertical alignment of `progress` in Chrome,Firefox,and Opera. */
audio,canvas,progress,video{display:inline-block;/* 1 */
 vertical-align:baseline;/* 2 */
}
/** * Prevent modern browsers from displaying `audio` without controls. * Remove excess height in iOS 5 devices. */
audio:not([controls]){display:none;height:0;}
/** * Address `[hidden]` styling not present in IE 8/9/10. * Hide the `template` element in IE 8/9/11,Safari,and Firefox < 22. */
[hidden],template{display:none;}
/* Links ========================================================================== */
/** * Remove the gray background color from active links in IE 10. */
a{background-color:transparent;}
/** * Improve readability when focused and also mouse hovered in all browsers. */
a:active,a:hover{outline:0;}
/* Text-level semantics ========================================================================== */
/** * Address styling not present in IE 8/9/10/11,Safari,and Chrome. */
abbr[title]{border-bottom:1px dotted;}
/** * Address style set to `bolder` in Firefox 4+,Safari,and Chrome. */
b,strong{font-weight:bold;}
/** * Address styling not present in Safari and Chrome. */
dfn{font-style:italic;}
/** * Address variable `h1` font-size and margin within `section` and `article` * contexts in Firefox 4+,Safari,and Chrome. */
h1{font-size:2em;margin:0.67em 0;}
/** * Address styling not present in IE 8/9. */
mark{background:#ff0;color:#000;}
/** * Address inconsistent and variable font size in all browsers. */
small{font-size:80%;}
/** * Prevent `sub` and `sup` affecting `line-height` in all browsers. */
sub,sup{font-size:75%;line-height:0;position:relative;vertical-align:baseline;}
sup{top:-0.5em;}
sub{bottom:-0.25em;}
/* Embedded content ========================================================================== */
/** * Remove border when inside `a` element in IE 8/9/10. */
img{border:0;}
/** * Correct overflow not hidden in IE 9/10/11. */
svg:not(:root){overflow:hidden;}
/* Grouping content ========================================================================== */
/** * Address margin not present in IE 8/9 and Safari. */
figure{margin:1em 40px;}
/** * Address differences between Firefox and other browsers. */
hr{-moz-box-sizing:content-box;box-sizing:content-box;height:0;}
/** * Contain overflow in all browsers. */
pre{overflow:auto;}
/** * Address odd `em`-unit font size rendering in all browsers. */
code,kbd,pre,samp{font-family:monospace,monospace;font-size:1em;}
/* Forms ========================================================================== */
/** * Known limitation:by default,Chrome and Safari on OS X allow very limited * styling of `select`,unless a `border` property is set. */
/** * 1. Correct color not being inherited. * Known issue:affects color of disabled elements. * 2. Correct font properties not being inherited. * 3. Address margins set differently in Firefox 4+,Safari,and Chrome. */
button,input,optgroup,select,textarea{color:inherit;/* 1 */
 font:inherit;/* 2 */
 margin:0;/* 3 */
}
/** * Address `overflow` set to `hidden` in IE 8/9/10/11. */
button{overflow:visible;}
/** * Address inconsistent `text-transform` inheritance for `button` and `select`. * All other form control elements do not inherit `text-transform` values. * Correct `button` style inheritance in Firefox,IE 8/9/10/11,and Opera. * Correct `select` style inheritance in Firefox. */
button,select{text-transform:none;}
/** * 1. Avoid the WebKit bug in Android 4.0.* where (2) destroys native `audio` * and `video` controls. * 2. Correct inability to style clickable `input` types in iOS. * 3. Improve usability and consistency of cursor style between image-type * `input` and others. */
button,html input[type="button"],/* 1 */
input[type="reset"],input[type="submit"]{-webkit-appearance:button;/* 2 */
 cursor:pointer;/* 3 */
}
/** * Re-set default cursor for disabled elements. */
button[disabled],html input[disabled]{cursor:default;}
/** * Remove inner padding and border in Firefox 4+. */
button::-moz-focus-inner,input::-moz-focus-inner{border:0;padding:0;}
/** * Address Firefox 4+ setting `line-height` on `input` using `!important` in * the UA stylesheet. */
input{line-height:normal;}
/** * It's recommended that you don't attempt to style these elements. * Firefox's implementation doesn't respect box-sizing,padding,or width. * * 1. Address box sizing set to `content-box` in IE 8/9/10. * 2. Remove excess padding in IE 8/9/10. */
input[type="checkbox"],input[type="radio"]{box-sizing:border-box;/* 1 */
 padding:0;/* 2 */
}
/** * Fix the cursor style for Chrome's increment/decrement buttons. For certain * `font-size` values of the `input`,it causes the cursor style of the * decrement button to change from `default` to `text`. */
input[type="number"]::-webkit-inner-spin-button,input[type="number"]::-webkit-outer-spin-button{height:auto;}
/** * 1. Address `appearance` set to `searchfield` in Safari and Chrome. * 2. Address `box-sizing` set to `border-box` in Safari and Chrome * (include `-moz` to future-proof). */
input[type="search"]{-webkit-appearance:textfield;/* 1 */
 -moz-box-sizing:content-box;-webkit-box-sizing:content-box;/* 2 */
 box-sizing:content-box;}
/** * Remove inner padding and search cancel button in Safari and Chrome on OS X. * Safari (but not Chrome) clips the cancel button when the search input has * padding (and `textfield` appearance). */
input[type="search"]::-webkit-search-cancel-button,input[type="search"]::-webkit-search-decoration{-webkit-appearance:none;}
/** * Define consistent border,margin,and padding. */
fieldset{border:1px solid #c0c0c0;margin:0 2px;padding:0.35em 0.625em 0.75em;}
/** * 1. Correct `color` not being inherited in IE 8/9/10/11. * 2. Remove padding so people aren't caught out if they zero out fieldsets. */
legend{border:0;/* 1 */
 padding:0;/* 2 */
}
/** * Remove default vertical scrollbar in IE 8/9/10/11. */
textarea{overflow:auto;}
/** * Don't inherit the `font-weight` (applied by a rule above). * NOTE:the default cannot safely be changed in Chrome and Safari on OS X. */
optgroup{font-weight:bold;}
/* Tables ========================================================================== */
/** * Remove most spacing between table cells. */
table{border-collapse:collapse;border-spacing:0;}
td,th{padding:0;}

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