// 绑定单个内联样式
<view :style="{'display':config.isHaveSearch ? 'block':'none'}" ></view>
<view :style="{color:item.age<18?'#ccc':''}"></view>
<view :style="{ color: activeColor, fontSize: fontSize + 'px' }"></view>
<view :style="[{ color: activeColor, fontSize: fontSize + 'px' }]"></view>
// 绑定单个class属性
<view :class="{ 'active': isActive }" ></view>
<view :class="{'active':isActive==index}"></view>
<view :class="{ active: isActive }"></view>
<view :class="{ active: isActive, 'text-danger': hasError }"></view>
<view :class="[activeClass, errorClass]"></view>
<view :class="[isActive ? activeClass : '', errorClass]"></view>
<view :class="[{ active: isActive }, errorClass]"></view>
<view :class="cosi==index ? 'select':'unselect'"></view>
// 数组的方式,直接绑定多个 class 属性
<view :class="['green', 'font-big','font-bold' ]" ></view>
// 绑定多个class属性
<view :class="{ 'active': isActive, 'sort': isSort }"></view>
// data 中声明
:class="classObject"
data() {
return {
classObject:{ active: true, sort:false }
}
}
// 第三种(使用computed属性)
:class="classObject"
data() {
return {
isActive: true,
isSort: false
}
},
computed: {
classObject: function () {
return {
active: this.isActive,
sort:this.isSort
}
}
:class="[isActive,isSort]"
data() {
return{
isActive:'active',
isSort:'sort'
}
}
// 数组与三元运算符结合判断选择需要的class
<view :class="[item.name? 'lg':'sm']"></view>
<view :class="[item.age<18? 'gray':'']"></view>
// 数组对象结合
:class="[{ active: isActive }, 'sort']"
// 复杂情况
<text class="title" :style="'filter:grayscale('+(funding>'0'?'100%':'0')+')'" style="color:red;">{{title}}</text>
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