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正文:
这里我用微信小程序商城开发中选择商品规格选择做示例:
先把效果图让大家看看, 默认情况下是这样的
当点击了规格11以后: 该商品规格的颜色变成红色,并且显示该规格商品的图片和价格
当点击了规格22以后: 该商品规格的颜色变成红色,并且显示该规格商品的图片和价格,同时把其它规格的商品规格颜色恢复成了黑色
下面来给大家看看示例的代码:
<pre class="has">
<code class="language-html">
js
<pre class="has">
<code class="language-javascript"> arr_guige:function(e){
var that = this;
guige_index = e.currentTarget.dataset.index;
var guige_img_src = this.data.img + this.data.guige[guige_index].arr_img;
var arr_price = this.data.guige[guige_index].arr_price;
for (var i = 0; i < this.data.guige.length; i++) {
that.setData({
if (i == guige_index) {
that.setData({
['guige[' + i + '].is_say_yes']: true,})
}
}
this.setData({
guige_img:true,guige_img_src: guige_img_src,arr_price: arr_price
})
},
css
<pre class="has">
<code class="language-css">.guige {
width: 150rpx;
}
.guige_img{
width: 200rpx;
height: 200rpx
}
.serven {
display: flex;
flex-wrap: wrap;
}
.serven text {
font-size: 32rpx;
border: 1px solid #d0d0d0;
border-radius: 10rpx;
background: #f2f2f2;
padding: 0 15rpx 0 15rpx;
margin: 15rpx;
}
.page_row{
display: flex;
flex-direction: row;
align-items: center;
}