uniapp中使用uview实现点击选中符合或不符合
时间: 2024-11-27 08:15:46 浏览: 28
在 UniApp 中,如果你想要利用 UView UI 框架实现在列表或者其他组件上通过点击实现“选择符合”或“选择不符合”的功能,你可以使用 `<u-checkbox-group>` 组件结合 `<u-checkbox>` 来实现。这里是一个基本的例子:
```html
<template>
<view class="container">
<u-checkbox-group v-model="selectedOptions" @change="onChange"> <!-- u-checkbox-group -->
<u-checkbox :label="item.title" v-for="(item, index) in options" :key="index"></u-checkbox> <!-- u-checkbox 列表 -->
</u-checkbox-group>
<div slot="footer">
<button @click="selectAll">全选</button>
<button @click="selectAllInvert">反选</button>
</div>
</view>
</template>
<script>
export default {
data() {
return {
options: [
{ title: '选项1', checked: false },
{ title: '选项2', checked: true },
// ... 更多选项
],
selectedOptions: [], // 存储当前选中的选项
};
},
methods: {
onChange(selectedOption) {
// 当用户点击某项时,处理选中或取消选中操作
console.log('选择了:', selectedOption);
},
selectAll() {
this.options.forEach(item => item.checked = true);
this.selectedOptions = this.options;
},
selectAllInvert() {
this.options.forEach(item => item.checked = !item.checked);
this.selectedOptions = this.options.filter(item => item.checked);
},
},
};
</script>
<style scoped>
.container {
display: flex;
flex-direction: column;
}
</style>
```
在这个例子中,`<u-checkbox-group>` 用于显示可选项,`v-model` 用于绑定数据模型 `selectedOptions`。当用户点击 `<u-checkbox>` 时,`onChange` 方法会被触发。`selectAll` 和 `selectAllInvert` 方法分别用于全选所有选项和将所有选项反选。
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