vue view 表单验证正常逻辑

<template>
    <Form ref="formInline" :model="formInline" :rules="ruleInline" inline>
        <FormItem prop="user">
             <InputNumber :max="100" :min="0" step="1" v-model="formInline.user"></InputNumber>
        </FormItem>
        <FormItem prop="password">
           <InputNumber :max="100" :min="0" step="1" v-model="formInline.password"></InputNumber>
        </FormItem>
        <FormItem>
            <Button type="primary" @click="handleSubmit('formInline')">登录</Button>
        </FormItem>
    </Form>
</template>
<script>
    export default {
        data () {
           const user = (rule, value, callback) => {
                if (value == 0) {
                    callback(new Error('用户名不能为空'));
                } else {
                    callback();
                }
            };
            const password = (rule, value, callback) => {
                if (value == 0) {
                    callback(new Error('密码不能为空'));
                } else {
                    callback();
                }
            };
            return {
                formInline: {
                    user: 0,
                    password: 0
                },
                ruleInline: {
                    user: [
                        { required: true, validator: user, trigger: 'change' }
                    ],
                    password: [
                        { required: true, validator: password, trigger: 'change' },
                    ]
                }
            }
        },
        methods: {
            handleSubmit(name) {
                this.$refs[name].validate((valid) => {
                    if (valid) {
                        this.$Message.success('Success!');
                    } else {
                        this.$Message.error('Fail!');
                    }
                })
            }
        }
    }
</script>

 

< template >

< Form ref= "formInline" :model=" formInline" :rules=" ruleInline" inline >

< FormItem prop= "user" >

< InputNumber :max=" 100" :min=" 0" step= "1" v-model=" formInline. user" ></ InputNumber >

</ FormItem >

< FormItem prop= "password" >

< InputNumber :max=" 100" :min=" 0" step= "1" v-model=" formInline. password" ></ InputNumber >

</ FormItem >

< FormItem >

< Button type= "primary" @click=" handleSubmit( 'formInline')" >登录 </ Button >

</ FormItem >

</ Form >

</ template >

< script >

export default {

data () {

const user = ( rule, value, callback) => {

if ( value == 0) {

callback( new Error( '用户名不能为空'));

} else {

callback();

}

};

const password = ( rule, value, callback) => {

if ( value == 0) {

callback( new Error( '密码不能为空'));

} else {

callback();

}

};

return {

formInline: {

user: 0,

password: 0

},

ruleInline: {

user: [

{ required: true, validator: user, trigger: 'change' }

],

password: [

{ required: true, validator: password, trigger: 'change' },

]

}

}

},

methods: {

handleSubmit( name) {

this. $refs[ name]. validate(( valid) => {

if ( valid) {

this. $Message. success( 'Success!');

} else {

this. $Message. error( 'Fail!');

}

})

}

}

}

</ script >

转载于:https://www.cnblogs.com/xkloveme/p/7906612.html