30 November, 2022

How to get data attribute value in Vue.js With Code Examples

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 If you need to get attribute value on click event in vue js then i can help you to getting data attribute value in vuejs. we will write button click event and get custom attribute value in vue.js.

In this example we will take on button with custom attribute like "data-id" and on click event of button we will get that value of custom data attribute value in console. we will get data attribute value using event.target.getAttribute().

You can see bellow syntax:

event.target.getAttribute(attribute_name);

Example:

<!DOCTYPE html>
<html>
<head>
    <title>How to get data attribute value in Vue JS? - ItSolutionStuff.com</title>
    <script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
</head>
<body>
   
<div id="app">
      <button v-on:click="callFunction" data-id="22">Click Me</button>
</div>
   
</body>
   
<script type="text/javascript">
   
 new Vue({
    el: '#app',
    data: { 
          message:"Welcome, Please Wait...."
      },
      methods:{
        callFunction: function (event) {
   
            var id = event.target.getAttribute('data-id');
            console.log(id);
    
        }
    }
 });
    
</script>
</html>

Output:

22

How to declare global variable in Vue JS With Code Examples

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In this example, i want to share with you how to set global variable in vue js. so you can get global variable value and use global variable in vue js. if you define global variable then you can easily access global variable in vuejs app.

We will define global variables using vue js mixin. using mixin we will declare all variables in data method. then we will use in our app vue object.

Here, we will create simple example of declaring vue js global variable. i will create "myGlobalVar" variable with some dummy text on vue js mixin. then we will use "myGlobalVar" variable in our vue js app main object and their method.

So you can see bellow full example:

Example:

<!DOCTYPE html>
<html>
<head>
    <title>How to declare global variable in Vue JS? - ItSolutionStuff.com</title>
    <script src="https://cdn.jsdelivr.net/npm/vue"></script>
</head>
<body>
    
<div id="app">
    
  <p>Result : {{myResult}}</p>
  <button @click="clickFunction()">Click Me</button>
    
</div>
   
<script type="text/javascript">
     
    Vue.mixin({
      data: function() {
        return {
          myGlobalVar:'this is my ItSolutionStuff.com'
        }
      }
    })
 
    var app = new Vue({
      el: '#app',
      data: {
        myResult: ''
      },
      methods:{
        clickFunction: function () {   
            this.myResult = this.myGlobalVar;
        }
      }
    })
    
</script>
    
</body>
</html>

Output:

Result : this is my ItSolutionStuff.com

Vue JS Ternary Operator Example

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 In this example, we will learn vue js ternary operator. i will show you how to use ternary ternary with v-model in vuejs. we can easily use ternary operator for condition in vue js.

You can easily apply ternary operator with v-model in vue js. you can see both example simple and using v-model too.

ternary condition is key of if condition. if you have small condition in your project than you never want to write if condition and long line of code beside that. But you will prefer ternary condition with single line and easy to use.

I will give you two example:

1) ternary condition for v-model

2) ternary condition for simple

You can see both example one by one, might be help you...

ternary condition for v-model

<!DOCTYPE html>
<html>
<head>
    <title>How to use ternary operator in Vuejs? - ItSolutionStuff.com</title>
    <script src="https://cdn.jsdelivr.net/npm/vue"></script>
</head>
<body>
    
<div id="app">
     
  <input type="text" v-model="$data[myCondition ? 'name' : 'title']">
  <div>Name: {{ name }}</div>
  <div>Title: {{ title }}</div>
   
</div>
    
<script type="text/javascript">
   
    var app = new Vue({
      el: '#app',
      data: {
        name: '',
        title: '',
        myCondition:true
      }
    })
     
</script>
     
</body>
</html>

ternary condition for simple

<!DOCTYPE html>
<html>
<head>
    <title>How to use ternary operator in Vuejs? - ItSolutionStuff.com</title>
    <script src="https://cdn.jsdelivr.net/npm/vue"></script>
</head>
<body>
    
<div id="app">
     
  <div>Name: {{ myVar == 1 ? 'Hardik' : 'ItSolutionStuff.com' }}</div>
  
</div>
    
<script type="text/javascript">
   
    var app = new Vue({
      el: '#app',
      data: {
        myVar:1
      }
    })
     
</script>
     
</body>
</html>

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