uniapp限制输入两位小数点-价格金额demo效果(整理)

<template>
	<view>
		<input v-model="money" type="number" @input="check" placeholder="金额(元)" />
	</view>
</template>
 
<script>
	export default {
		data() {
			return {
				money:''
			}
		},
		methods: {
			check: function(e) {
				//正则表达试
				e.target.value = (e.target.value.match(/^\d*(\.?\d{0,2})/g)[0]) || null
				//重新赋值给input
				this.$nextTick(() => {
					this.money= e.target.value
				})
			},
		},
	}
</script>
 
<style>
</style>