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Description
<script setup lang='ts'>
import { ref } from 'vue'
interface UseCounterOptions {
min?: number
max?: number
}
/**
* Implement the composable function
* Make sure the function works correctly
*/
function useCounter(initialValue = 0, options: UseCounterOptions = {}) {
const count = ref(initialValue)
const { min, max } = options
const inc = () => count.value <= min ? void 0 : count.value--;
const dec = () => count.value >= max ? count.value : count.value++;
const reset = () => count.value = initialValue
return { count, inc, dec, reset }
}
const { count, inc, dec, reset } = useCounter(0, { min: 0, max: 10 })
</script>
<template>
<p>Count: {{ count }}</p>
<button @click="inc">
inc
</button>
<button @click="dec">
dec
</button>
<button @click="reset">
reset
</button>
</template>