JS 只能输入利率，保留两位小数

<el-form :model="ruleForm" :rules="rules" ref="ruleForm">

   <el-form-item prop="allPayeeMoney">

          <el-input type="number" step="0.01" v-model="ruleForm.allPayeeMoney" autocomplete="off"></el-input>

   </el-form-item>

<el-form>

data(){

return {

     ruleForm:{

             allPayeeMoney

     }

}

rules : {

      yeeMoney: [

             { required: true, message: '请填写正确的金额,保留两位小数',pattern: /^\d{1,2}(\.\d{1,2})?$/}

       ]

},