call function before event vue js code example
Example 1: vue methods
<template>
<div id="example">
<button v-on:click="greet">Greet</button>
</div>
</template>
<script>
export default {
methods: {
greet: function(event) {
// `event` is the native DOM event
alert(event.target.tagName);
}
}
};
</script>
Example 2: vue js button click
<div id="example-2">
<!-- `greet` is the name of a method defined below -->
<button v-on:click="greet">Greet</button>
</div>