<el-form-item label="指导价" prop="guidePrice">
<el-input @input="checkMoney" type="number" v-model="dialogData.guidePrice" autocomplete="off" placeholder="指导价">
<template slot="append">元</template>
</el-input>
</el-form-item>
checkMoney(e){
this.dialogData.guidePrice = (e.match(/^\d*(\.?\d{0,2})/g)[0]) || null
},
标签：dialogData,两位,guidePrice,null,输入,小数 From： https://www.cnblogs.com/LFxanla/p/17688960.html