<!DOCTYPE html>
<html>
<head lang="en">
<meta charset="UTF-8">
<title>计算总价</title>
<link href="style.css" rel="stylesheet" type="text/css">
<script src="js/jquery-1.7.2.js" type="text/javascript"></script>
<script src="js/public.js" type="text/javascript"></script>
</head>
<body>
<div class="s_wrap">
<ul class="price_list">
<li>
<p class="check"></p>
<p class="name">儿童 防蓝光眼镜 护目镜 钛架 电脑办公玩手机 5078</p>
<div class="feed_in">
<p class="minus">-</p>
<label><input name="price" type="number" value="1"></label>
<p class="plus">+</p>
</div>
<p class="unit_price">￥<span>100.00</span>元</p>
</li>
<li>
<p class="check"></p>
<p class="name">止咳枇杷颗粒</p>
<div class="feed_in">
<p class="minus">-</p>
<label><input name="price" type="number" value="1"></label>
<p class="plus">+</p>
</div>
<p class="unit_price">￥<span>50.00</span>元</p>
</li>
</ul>
<div class="clr">
<p class="select"><span id="cancelAll">取消</span><span id="checkAll">全选</span></p>
<p class="total">合计 <span id="totalPrice">0.00</span></p>
</div>
</div>
</body>
</html>
.fl{float: left;}
.fr{float: right;}
.clr{*zoom: 1;}
.clr:after{content:".";display:block;height:0;clear:both;visibility:hidden;}
.s_wrap{ width: 960px; min-height: 100px; border:1px solid #ddd; margin: 30px auto 0 auto; background: #fff; padding:20px; border-radius:2px; }
.price_list li{ margin-bottom: 10px; line-height: 32px; zoom: 1; font-size: 14px; color: #333; }
.price_list li:after{ display: block; height: 0; clear: both; visibility: hidden; content: "."; }
.check{ float: left; width: 26px; height: 26px; border:1px solid #ddd; margin-top: 3px; cursor: pointer; }
.check_on{ background: url("images/duigou.png") no-repeat center; }
.name{ padding-left: 30px; float: left; width: 350px; }
.unit_price{ float: left; color: #f60; }
.feed_in{ float: left; width: auto; height: 30px; line-height: 30px; border:1px solid #ddd; margin:0 30px; border-radius:3px; }
.feed_in p{ float: left; width: 30px; height: 30px; text-align: center; font-size: 18px; cursor: pointer; }
.feed_in label{ display: block; float: left; }
.feed_in input{ width: 40px; height: 30px; line-height: 30px; text-align: center; border:0; border-left: 1px solid #ddd; border-right: 1px solid #ddd; }
.total{ float: right; width: 300px; padding:10px 0; font-size: 16px; color: #333; text-align: right; padding-right: 320px; }
.total span{ color: #f60; }
.select{ float: left; padding-top: 8px; width: 300px; font-size: 14px; color: #333; }
.select span{ display: inline-block; width: 40px; line-height: 30px; text-align: center; vertical-align: middle; cursor: pointer; }
.select span:hover{ color: #f60; }
$(document).ready(function(){
$(".check").click(function(){
$(this).toggleClass("check_on");//点击选择
upDataPrice2();
});
//点击减的时候计算总价
$(".minus").click(function(){
var that = $(this);
var minusVal = that.parents("div.feed_in").find("input[name=‘price‘]").val();
var i = parseInt(minusVal);
if(minusVal > 1 ){
i = i -1;
var minusNum = that.parents("div.feed_in").find("input[name=‘price‘]");
minusNum.val(i);
}
var check = $(this).parents("li").find(".check");
upDataPrice2();
});
//点击加的时候计算总价
$(".plus").click(function(){
var that = $(this);
var plusVal = that.parents("div.feed_in").find("input[name=‘price‘]").val();
var i = parseInt(plusVal);
if(plusVal < 35 ){
i = i + 1;
var plusNum = that.parents("div.feed_in").find("input[name=‘price‘]");
plusNum.val(i);
}else{
alert("最多购买35件")
}
var check = $(this).parents("li").find(".check");
upDataPrice2();
});
//全选
$("#checkAll").click(function(){
$(".price_list li").each(function(){
var allCheck = $(this).find(".check");
if(allCheck.hasClass("check_on")){
return;
}else{
allCheck.addClass("check_on");
}
});
upDataPrice2();
});
//取消全选
$("#cancelAll").click(function(){
$(".price_list li").each(function(){
var allCheck = $(this).find(".check");
if(allCheck.hasClass("check_on")){
allCheck.removeClass("check_on");
}
});
upDataPrice2();
});
});
//计算总价函数
function upDataPrice2(){
var totalPrice = 0;
var count = $(".feed_in input[name=‘price‘]");
var price = $(".unit_price span");
$(".price_list li").each(function(i){
var sCheck = $(this).find(".check");
if(sCheck.hasClass("check_on")){
var countNum = $(count[i]).val();
var priceNum = $(price[i]).text();
totalPrice += countNum * priceNum;
}
});
$("#totalPrice").text(totalPrice.toFixed(2));
}
时间： 2024-10-15 00:50:54