element/examples/docs/zh-CN/date-picker.md

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<script>
module.exports = {
data() {
return {
pickerOptions0: {
disabledDate(time) {
return time.getTime() < Date.now() - 8.64e7;
}
},
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pickerOptions1: {
disabledDate(time) {
return time.getTime() < Date.now() - 8.64e7;
},
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shortcuts: [{
text: '今天',
onClick(picker) {
picker.$emit('pick', new Date());
}
}, {
text: '昨天',
onClick(picker) {
const date = new Date();
date.setTime(date.getTime() - 3600 * 1000 * 24);
picker.$emit('pick', date);
}
}, {
text: '一周前',
onClick(picker) {
const date = new Date();
date.setTime(date.getTime() - 3600 * 1000 * 24 * 7);
picker.$emit('pick', date);
}
}]
},
pickerOptions2: {
shortcuts: [{
text: '最近一周',
onClick(picker) {
const end = new Date();
const start = new Date();
start.setTime(start.getTime() - 3600 * 1000 * 24 * 7);
picker.$emit('pick', [start, end]);
}
}, {
text: '最近一个月',
onClick(picker) {
const end = new Date();
const start = new Date();
start.setTime(start.getTime() - 3600 * 1000 * 24 * 30);
picker.$emit('pick', [start, end]);
}
}, {
text: '最近三个月',
onClick(picker) {
const end = new Date();
const start = new Date();
start.setTime(start.getTime() - 3600 * 1000 * 24 * 90);
picker.$emit('pick', [start, end]);
}
}]
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},
value1: '',
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value2: '',
value3: '',
value4: '',
value5: '',
value6: '',
value7: ''
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};
}
};
</script>
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<style>
.demo-block.demo-date-picker .source {
padding: 0;
display: flex;
}
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.demo-date-picker .block {
padding: 30px 0;
text-align: center;
border-right: solid 1px #EFF2F6;
flex: 1;
&:last-child {
border-right: none;
}
}
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.demo-date-picker .demonstration {
display: block;
color: #8492a6;
font-size: 14px;
margin-bottom: 20px;
}
</style>
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## DatePicker 日期选择器
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用于选择或输入日期
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### 选择日
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以「日」为基本单位,基础的日期选择控件
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:::demo 基本单位由`type`属性指定。快捷选项需配置`picker-options`对象中的`shortcuts`,禁用日期通过 `disabledDate` 设置,传入函数
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```html
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<template>
<div class="block">
<span class="demonstration">默认</span>
<el-date-picker
v-model="value1"
type="date"
placeholder="选择日期"
:picker-options="pickerOptions0">
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</el-date-picker>
</div>
<div class="block">
<span class="demonstration">带快捷选项</span>
<el-date-picker
v-model="value2"
align="right"
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type="date"
placeholder="选择日期"
:picker-options="pickerOptions1">
</el-date-picker>
</div>
</template>
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<script>
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export default {
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data() {
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return {
pickerOptions0: {
disabledDate(time) {
return time.getTime() < Date.now() - 8.64e7;
}
},
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pickerOptions1: {
shortcuts: [{
text: '今天',
onClick(picker) {
picker.$emit('pick', new Date());
}
}, {
text: '昨天',
onClick(picker) {
const date = new Date();
date.setTime(date.getTime() - 3600 * 1000 * 24);
picker.$emit('pick', date);
}
}, {
text: '一周前',
onClick(picker) {
const date = new Date();
date.setTime(date.getTime() - 3600 * 1000 * 24 * 7);
picker.$emit('pick', date);
}
}]
},
value1: '',
value2: '',
};
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}
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};
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</script>
```
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:::
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### 其他日期单位
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通过扩展基础的日期选择,可以选择周、月、年
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:::demo
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```html
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<div class="block">
<span class="demonstration"></span>
<el-date-picker
v-model="value3"
type="week"
format="yyyy 第 WW 周"
placeholder="选择周">
</el-date-picker>
</div>
<div class="block">
<span class="demonstration"></span>
<el-date-picker
v-model="value4"
type="month"
placeholder="选择月">
</el-date-picker>
</div>
<div class="block">
<span class="demonstration"></span>
<el-date-picker
v-model="value5"
align="right"
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type="year"
placeholder="选择年">
</el-date-picker>
</div>
<script>
export default {
data() {
return {
value3: '',
value4: '',
value5: ''
};
}
};
</script>
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```
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:::
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### 选择日期范围
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可在一个选择器中便捷地选择一个时间范围
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:::demo
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```html
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<template>
<div class="block">
<span class="demonstration">默认</span>
<el-date-picker
v-model="value6"
type="daterange"
placeholder="选择日期范围">
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</el-date-picker>
</div>
<div class="block">
<span class="demonstration">带快捷选项</span>
<el-date-picker
v-model="value7"
type="daterange"
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align="right"
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placeholder="选择日期范围"
:picker-options="pickerOptions2">
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</el-date-picker>
</div>
</template>
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<script>
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export default {
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data() {
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return {
pickerOptions2: {
shortcuts: [{
text: '最近一周',
onClick(picker) {
const end = new Date();
const start = new Date();
start.setTime(start.getTime() - 3600 * 1000 * 24 * 7);
picker.$emit('pick', [start, end]);
}
}, {
text: '最近一个月',
onClick(picker) {
const end = new Date();
const start = new Date();
start.setTime(start.getTime() - 3600 * 1000 * 24 * 30);
picker.$emit('pick', [start, end]);
}
}, {
text: '最近三个月',
onClick(picker) {
const end = new Date();
const start = new Date();
start.setTime(start.getTime() - 3600 * 1000 * 24 * 90);
picker.$emit('pick', [start, end]);
}
}]
},
value6: '',
value7: ''
};
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}
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};
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</script>
```
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:::
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### Attributes
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| 参数 | 说明 | 类型 | 可选值 | 默认值 |
|---------- |-------------- |---------- |-------------------------------- |-------- |
| readonly | 完全只读 | boolean | — | false |
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| disabled | 禁用 | boolean | — | false |
| editable | 文本框可输入 | boolean | — | true |
| clearable | 是否显示清除按钮 | boolean | — | true |
| size | 输入框尺寸 | string | large, small, mini | — |
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| placeholder | 占位内容 | string | — | — |
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| type | 显示类型 | string | year/month/date/week/ datetime/datetimerange/daterange | date |
| format | 时间日期格式化 | string | 年 `yyyy`,月 `MM`,日 `dd`,小时 `HH`,分 `mm`,秒 `ss` | yyyy-MM-dd |
| align | 对齐方式 | string | left, center, right | left |
| popper-class | DatePicker 下拉框的类名 | string | — | — |
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|picker-options | 当前时间日期选择器特有的选项参考下表 | object | — | {} |
| range-separator | 选择范围时的分隔符 | string | - | ' - ' |
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| default-value | 可选DatePicker打开时默认显示的时间 | Date | 可被new Date()解析 | - |
| name | 原生属性 | string | — | — |
### Picker Options
| 参数 | 说明 | 类型 | 可选值 | 默认值 |
|---------- |-------------- |---------- |-------------------------------- |-------- |
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| shortcuts | 设置快捷选项,需要传入 { text, onClick } 对象用法参考 demo 或下表 | Object[] | — | — |
| disabledDate | 设置禁用状态,参数为当前日期,要求返回 Boolean | Function | — | — |
| firstDayOfWeek | 周起始日 | Number | 1 到 7 | 7 |
| onPick | 选中日期后会执行的回调,只有当 `daterange``datetimerange` 才生效 | Function({ maxDate, minDate }) | - | - |
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### Shortcuts
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| 参数 | 说明 | 类型 | 可选值 | 默认值 |
|---------- |-------------- |---------- |-------------------------------- |-------- |
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| text | 标题文本 | string | — | — |
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| onClick | 选中后的回调函数,参数是 vm可通过触发 'pick' 事件设置选择器的值。例如 vm.$emit('pick', new Date()) | function | — | — |
### Events
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| 事件名称 | 说明 | 回调参数 |
|---------|--------|---------|
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| change | 当 input 的值改变时触发,返回值和文本框一致 | 格式化后的值 |
| blur | 当 input 失去焦点时触发 | (event: Event) |
| focus | 当 input 获得焦点时触发 | (event: Event) |
### Methods
| 方法名 | 说明 | 参数 |
| ---- | ---- | ---- |
| focus | 使 input 获取焦点 | - |