Vue prop几种默认值

Vue.js prop default几种默认值

常见的拥有以下几种：Number、String、Object、Array、Boolean

• Number

props: {
   demo: {
        type: Number,
        default: 0
   }
}

• String

props: {
    demo: {
        type: String,
        default: 'hello'
    }
}

• Object

props: {
    demo: {
        type: Object,
        default: () => ({})
    }
}

• Array

props: {
    demo: {
        type: Array,
        default: () => []
    }
}

• Boolean

props: {
    demo: {
        type: Boolean,
        default: true
    }
}