Vue js if else (v-if-else) example; Through this tutorial, i am going to show you how to use if else or v-if-else in vue js.
In this tutorial, i will take many example to render items conditionally on the screen with Vue.js by using the v-if , v-else-if and v-else directives.
How to use If else or v-if in vue js
This tutorial will show you two examples of how to use if else or v-if-else in vue js:
Example 1 – v-if directive
See the following example of v-if directive:
<!DOCTYPE html>
<html>
<head>
<title>Vue Js If Else Conditionally Example</title>
<link rel="stylesheet" type="text/css" href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/5.0.0-alpha1/css/bootstrap.min.css">
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
</head>
<body class="bg-dark">
<div class="container">
<div class="col-md-6 offset-md-3">
<div class="card mt-5">
<div class="card-header">
<h5 v-bind:class="red">Vue Js If Conditionally Example</h5>
</div>
<div class="card-body">
<div class="row">
<div class="col-md-12">
<div v-if="show">
Hi
</div>
</div>
</div>
</div>
</div>
</div>
</div>
<script src="https://cdnjs.cloudflare.com/ajax/libs/vue/1.0.18/vue.min.js"></script>
<script>
Vue.config.devtools = true
var app = new Vue({
el:'.card-body',
data:{
show: true,
}
})
</script>
</body>
</html>
The following code will print items from list of array in vue js:
<div v-if="show">
Hi
</div>
Example 2 – v-if-else directive
See the following example of v-if-else directive:
<!DOCTYPE html>
<html>
<head>
<title>Vue Js If Else Conditionally Example</title>
<link rel="stylesheet" type="text/css" href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/5.0.0-alpha1/css/bootstrap.min.css">
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
</head>
<body class="bg-dark">
<div class="container">
<div class="col-md-6 offset-md-3">
<div class="card mt-5">
<div class="card-header">
<h5 v-bind:class="red">Vue Js If Else Conditionally Example</h5>
</div>
<div class="card-body">
<div class="row">
<div class="col-md-12">
<div v-if="show">
<span class="bg-success p-1 text-white">This is show.</span>
</div>
<div v-else>
<span class="bg-danger p-1 text-white">This is not show.</span>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
<script src="https://cdnjs.cloudflare.com/ajax/libs/vue/1.0.18/vue.min.js"></script>
<script>
Vue.config.devtools = true
var app = new Vue({
el:'.card-body',
data:{
show: true,
}
})
</script>
</body>
</html>
The following code will print items from list of array in vue js:
<div class="col-md-12">
<div v-if="show">
<span class="bg-success p-1 text-white">This is show.</span>
</div>
<div v-else>
<span class="bg-danger p-1 text-white">This is not show.</span>
</div>
</div>
Example 3 – v-else-if directive
See the following example of v-else-if directive:
<!DOCTYPE html>
<html>
<head>
<title>Vue Js Else If Conditional Example</title>
<link rel="stylesheet" type="text/css" href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/5.0.0-alpha1/css/bootstrap.min.css">
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
</head>
<body class="bg-dark">
<div class="container">
<div class="col-md-6 offset-md-3">
<div class="card mt-5">
<div class="card-header">
<h5 v-bind:class="red">Vue Js Else If Conditional Example</h5>
</div>
<div class="card-body">
<div class="row">
<div class="col-md-12">
<p v-if="val < 10">Val is less than 10</p>
<p v-else-if="val > 10 && val < 20">val is between 10 and 20</p>
<p v-else>Pretty high val!!</p>
</div>
</div>
</div>
</div>
</div>
</div>
<script src="https://cdnjs.cloudflare.com/ajax/libs/vue/1.0.18/vue.min.js"></script>
<script>
Vue.config.devtools = true
var app = new Vue({
el:'.card-body',
data: {
message: "Hi",
val: 5
}
})
</script>
</body>
</html>
The following code will print items from list of array in vue js:
<p v-if="val < 10">Val is less than 10</p>
<p v-else-if="val > 10 && val < 20">val is between 10 and 20</p>
<p v-else>Pretty high val!!</p>
Conclusion
Vue js if else example tutorial; you have learn how to if else or v-if-else in vue js.
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