fohow_xcx/component/currency/currency.js

var util = require('../../utils/accounting.min.js');
Component({
  properties: {
    symbol: {
      type: String,
      value: '',
      observer: 'updata'
    },
    value: {
      type: Number,
      observer: 'updata'
    }
  },
  data: {
    price: ''
  },
  ready: function (options) {
    this.updata()
  },
  methods: {
    updata () {
      var amount = Number(this.data.value)
      if (isNaN(amount)) {
        amount = 0
      }
      var val = util.formatMoney(amount / 100, this.data.symbol, 2)
      this.setData({
        price: val
      })
    }
  }
})