how to update data in vuejs template syntax code example

Example 1: vue render html raw

<p>Using mustaches: {{ rawHtml }}</p>
<p>Using v-html directive: <span v-html="rawHtml"></span></p>

Example 2: v-bind Shorthand

<!-- full syntax -->
<a v-bind:href="url"> ... </a>

<!-- shorthand -->
<a :href="url"> ... </a>

<!-- shorthand with dynamic argument (2.6.0+) -->
<a :[key]="url"> ... </a>