forms.vue
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<template>
<view class="container">
<uni-card :is-shadow="false" is-full>
<text class="uni-h6">uni-forms 组件一般由输入框、选择器、单选框、多选框等控件组成，用以收集、校验、提交数据。</text>
</uni-card>
<uni-section title="基本用法" type="line">
<view class="example">
<!-- 基础用法，不包含校验规则 -->
<uni-forms ref="baseForm" :modelValue="baseFormData">
<uni-forms-item label="姓名" required>
<uni-easyinput v-model="baseFormData.name" placeholder="请输入姓名" />
</uni-forms-item>
<uni-forms-item label="年龄" required>
<uni-easyinput v-model="baseFormData.age" placeholder="请输入年龄" />
</uni-forms-item>
<uni-forms-item label="性别" required>
<uni-data-checkbox v-model="baseFormData.sex" :localdata="sexs" />
</uni-forms-item>
<uni-forms-item label="兴趣爱好" required>
<uni-data-checkbox v-model="baseFormData.hobby" multiple :localdata="hobbys" />
</uni-forms-item>
<uni-forms-item label="自我介绍">
<uni-easyinput type="textarea" v-model="baseFormData.introduction" placeholder="请输入自我介绍" />
</uni-forms-item>
<uni-forms-item label="日期时间">
<uni-datetime-picker type="datetime" return-type="timestamp"
v-model="baseFormData.datetimesingle" />
</uni-forms-item>
</uni-forms>
</view>
</uni-section>
<uni-section title="对齐方式" type="line">
<view class="example">
<view class="segmented-control">
<uni-segmented-control :current="current" :values="items" @clickItem="onClickItem"
styleType="button">
</uni-segmented-control>
</view>
<!-- 展示不同的排列方式 -->
<uni-forms ref="baseForm" :modelValue="alignmentFormData" :label-position="alignment">
<uni-forms-item label="姓名" required>
<uni-easyinput v-model="baseFormData.name" placeholder="请输入姓名" />
</uni-forms-item>
<uni-forms-item label="年龄" required>
<uni-easyinput v-model="baseFormData.age" placeholder="请输入年龄" />
</uni-forms-item>
</uni-forms>
</view>
</uni-section>
<uni-section title="表单校验" type="line">
<view class="example">
<!-- 基础表单校验 -->
<uni-forms ref="valiForm" :rules="rules" :modelValue="valiFormData">
<uni-forms-item label="姓名" required name="name">
<uni-easyinput v-model="valiFormData.name" placeholder="请输入姓名" />
</uni-forms-item>
<uni-forms-item label="年龄" required name="age">
<uni-easyinput v-model="valiFormData.age" placeholder="请输入年龄" />
</uni-forms-item>
<uni-forms-item label="自我介绍" name="introduction">
<uni-easyinput type="textarea" v-model="valiFormData.introduction" placeholder="请输入自我介绍" />
</uni-forms-item>
</uni-forms>
<button type="primary" @click="submit('valiForm')">提交</button>
</view>
</uni-section>
<uni-section title="自定义校验规则" type="line">
<view class="example">
<!-- 自定义表单校验 -->
<uni-forms ref="customForm" :rules="customRules" :modelValue="customFormData">
<uni-forms-item label="姓名" required name="name">
<uni-easyinput v-model="customFormData.name" placeholder="请输入姓名" />
</uni-forms-item>
<uni-forms-item label="年龄" required name="age">
<uni-easyinput v-model="customFormData.age" placeholder="请输入年龄" />
</uni-forms-item>
<uni-forms-item label="兴趣爱好" required name="hobby">
<uni-data-checkbox v-model="customFormData.hobby" multiple :localdata="hobbys" />
</uni-forms-item>
</uni-forms>
<button type="primary" @click="submit('customForm')">提交</button>
</view>
</uni-section>
<uni-section title="动态表单" type="line">
<view class="example">
<!-- 动态表单校验 -->
<uni-forms ref="dynamicForm" :rules="dynamicRules" :modelValue="dynamicFormData">
<uni-forms-item label="邮箱" required name="email">
<uni-easyinput v-model="dynamicFormData.email" placeholder="请输入姓名" />
</uni-forms-item>
<uni-forms-item v-for="(item,index) in dynamicLists" :key="item.id" :label="item.label+' '+index"
required :rules="item.rules" :name="'domains[' + item.id + ']'">
<view class="form-item">
<uni-easyinput v-model="dynamicFormData.domains[item.id]" placeholder="请输入域名" />
<button class="button" size="mini" type="default" @click="del(item.id)">删除</button>
</view>
</uni-forms-item>
</uni-forms>
<view class="button-group">
<button type="primary" size="mini" @click="add">新增域名</button>
<button type="primary" size="mini" @click="submit('dynamicForm')">提交</button>
</view>
</view>
</uni-section>
</view>
</template>
<script>
export default {
data() {
return {
// 基础表单数据
baseFormData: {
name: '',
age: '',
introduction: '',
sex: 2,
hobby: [5],
datetimesingle: 1627529992399
},
// 表单数据
alignmentFormData: {
name: '',
age: '',
},
// 单选数据源
sexs: [{
text: '男',
value: 0
}, {
text: '女',
value: 1
}, {
text: '保密',
value: 2
}],
// 多选数据源
hobbys: [{
text: '跑步',
value: 0
}, {
text: '游泳',
value: 1
}, {
text: '绘画',
value: 2
}, {
text: '足球',
value: 3
}, {
text: '篮球',
value: 4
}, {
text: '其他',
value: 5
}],
// 分段器数据
current: 0,
items: ['左对齐', '顶部对齐'],
// 校验表单数据
valiFormData: {
name: '',
age: '',
introduction: '',
},
// 校验规则
rules: {
name: {
rules: [{
required: true,
errorMessage: '姓名不能为空'
}]
},
age: {
rules: [{
required: true,
errorMessage: '年龄不能为空'
}, {
format: 'number',
errorMessage: '年龄只能输入数字'
}]
}
},
// 自定义表单数据
customFormData: {
name: '',
age: '',
hobby: []
},
// 自定义表单校验规则
customRules: {
name: {
rules: [{
required: true,
errorMessage: '姓名不能为空'
}]
},
age: {
rules: [{
required: true,
errorMessage: '年龄不能为空'
}]
},
hobby: {
rules: [{
format: 'array'
},
{
validateFunction: function(rule, value, data, callback) {
if (value.length < 2) {
callback('请至少勾选两个兴趣爱好')
}
return true
}
}
]
}
},
dynamicFormData: {
email: '',
domains: {}
},
dynamicLists: [],
dynamicRules: {
email: {
rules: [{
required: true,
errorMessage: '域名不能为空'
}, {
format: 'email',
errorMessage: '域名格式错误'
}]
}
}
}
},
computed: {
// 处理表单排列切换
alignment() {
if (this.current === 0) return 'left'
if (this.current === 1) return 'top'
return 'left'
}
},
onLoad() {},
onReady() {
// 设置自定义表单校验规则，必须在节点渲染完毕后执行
this.$refs.customForm.setRules(this.customRules)
},
methods: {
onClickItem(e) {
console.log(e);
this.current = e.currentIndex
},
add() {
this.dynamicLists.push({
label: '域名',
rules: [{
'required': true,
errorMessage: '域名项必填'
}],
id: Date.now()
})
},
del(id) {
let index = this.dynamicLists.findIndex(v => v.id === id)
this.dynamicLists.splice(index, 1)
},
submit(ref) {
this.$refs[ref].validate().then(res => {
console.log('success', res);
uni.showToast({
title: `校验通过`
})
}).catch(err => {
console.log('err', err);
})
},
}
}
</script>
<style lang="scss">
.example {
padding: 15px;
background-color: #fff;
}
.segmented-control {
margin-bottom: 15px;
}
.button-group {
margin-top: 15px;
display: flex;
justify-content: space-around;
}
.form-item {
display: flex;
align-items: center;
}
.button {
display: flex;
align-items: center;
height: 35px;
margin-left: 10px;
}
</style>