20180327_字段B的校验规则根据字段A的值发生改变实现方案
20180327_字段B的校验规则根据字段A的值发生改变实现方案
文本域的校验规则根据另一个字段的值发生改变，如左侧为身份证号与护照，则右侧对应输入框分别用不同的校验规则1
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133<!-- 动态设置校验规则 -->
<template>
<el-dialog title="动态设置校验规则"
:visible.sync="dialogVisible"
size="small"
:close-on-click-modal="false"
:close-on-press-escape="false"
:show-close="false">
<el-form ref="form"
:model="form"
:rules="rules"
label-width="80px">
<el-form-item label="证件信息"
required>
<el-row>
<el-col :span="8">
<el-form-item prop="certificateType">
<el-select v-model="form.certificateType"
clearable
@change="changeHander"
placeholder="请选择证件类型">
<el-option label="身份证"
value="id"></el-option>
<el-option label="护照"
value="passPort"></el-option>
</el-select>
</el-form-item>
</el-col>
<el-col class="line"
:span="1"> </el-col>
<el-col :span="15">
<el-form-item label=""
ref="certificateNum"
:rules="certificateNumRule"
prop="certificateNum">
<el-input placeholder="请输入证件号"
v-model="form.certificateNum"></el-input>
</el-form-item>
</el-col>
</el-row>
</el-form-item>
</el-form>
<div slot="footer"
class="dialog-footer">
<el-button @click="cancelDialog('form')"
size="small">取 消</el-button>
<el-button type="primary"
@click="saveDialog('form')"
size="small">确 定</el-button>
</div>
</el-dialog>
</template>
<script>
export default {
props: {
visible: {
type: Boolean,
default: true,
},
},
computed: {
dialogVisible: {
set (newValue) {
this.$emit('update:visible', newValue)
},
get () {
return this.visible
},
},
},
data () {
return {
certificateNumRule: [],
form: {
certificateType: '',
certificateNum: '',
},
rules: {
id: [{
required: true,
min: 18,
max: 18,
message: '请输入长度18位的身份证号',
trigger: 'blur',
}, ],
passPort: [{
required: true,
min: 6,
max: 6,
message: '请输入长度6位的护照号',
trigger: 'blur',
}, ],
certificateType: [{
required: true,
message: '请选择证件类型',
trigger: 'blur,change',
}, ],
},
}
},
methods: {
changeHander (val) {
if (val === 'id') {
this.certificateNumRule = this.rules.id
} else if (val === 'passPort') {
this.certificateNumRule = this.rules.passPort
} else {
this.certificateNumRule = []
}
this.$nextTick(() => {
this.$refs.certificateNum.resetField()
// 清空原来的校验结果
this.$refs.certificateNum.resetField()
})
},
cancelDialog (formName) {
this.$refs[formName].resetFields()
this.dialogVisible = false
this.$emit('cancel')
},
saveDialog (formName) {
this.$refs[formName].validate(valid => {
if (valid) {
console.log('校验通过')
} else {
console.log('校验失败')
}
})
},
},
}
</script>