What is the importance of using getters for functions involving Moment.js in vueJS and typescript?

weekOfMonth() calculates the current month and week within that month.

<template>
  <h3>{{ weekOfMonth }}</h3>
</template>

<script lang="ts">
export default class HomeView extends Vue {
  
  const moment = require("moment");
  
  private get weekOfMonth(): string {
    const nowDate = moment().utc(true);
    let week: number = nowDate.week() - moment(nowDate).startOf("month").week() + 1;
    return `This Month: ${nowDate.month() + 1} / This Week: ${week}`;
  }
}
</script>

result: This Month: 7 / This Week: 4

result when 'get' is not used: function () { [native code] }

Why is a getter needed to retrieve the return value?

Answer №1

Whenever you utilize it, the getter is triggered. If you wish to employ the typical function, ensure to call it using weekOfMonth() and include parentheses as shown below:

<template>
  <h3>{{ weekOfMonth() }}</h3>
</template>

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