15 - 切换器

[kid1110]

// 你的答案
<script setup lang='ts'>
import { Ref, ref } from 'vue';


/**
 * Implement a composable function that toggles the state
 * Make the function work correctly
*/
function useToggle(judge:boolean):[Ref,Function]{
  const state = ref(judge)
  const toggle  = ()=>{
    state.value = !state.value
  }
  return [state,toggle]
}

const [state, toggle] = useToggle(false)

</script>

<template>
  <p>State: {{ state ? 'ON' : 'OFF' }}</p>
  <p @click="toggle">
    Toggle state
  </p>
</template>