دورة vuejs للمبتدئين الدرس الثاني
1- directive v-if ف vue js
//main.js
new Vue({
el : '#app',
data : {
message : "bonjour",
name : 'samadi',
show : false,
}
});
2- directive v-if ف vue js تتمة
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/css/bootstrap.min.css" integrity="sha384-MCw98/SFnGE8fJT3GXwEOngsV7Zt27NXFoaoApmYm81iuXoPkFOJwJ8ERdknLPMO" crossorigin="anonymous">
<title>Vue js for beginners</title>
</head>
<body>
<div id="app">
<div class="container">
<h3 class="text-center text-info">{{message}}</h3>
<h3 class="text-center text-danger" v-if="show">{{message}} {{name}}</h3>
<h3 class="text-center text-danger" v-else>au revoir.</h3>
</div>
</div>
<script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
<script src="main.js"></script>
</body>
</html>
3- directive v-on:click ف vue js
الكود لي زدنا ف index.html هو :
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/css/bootstrap.min.css" integrity="sha384-MCw98/SFnGE8fJT3GXwEOngsV7Zt27NXFoaoApmYm81iuXoPkFOJwJ8ERdknLPMO" crossorigin="anonymous">
<title>Vue js for beginners</title>
</head>
<body>
<div id="app">
<div class="container">
<h3 class="text-center text-info">{{message}}</h3>
<button class="btn btn-primary" v-on:click="show = true">click</button>
<h3 class="text-center text-danger" v-if="show">{{message}} {{name}}</h3>
<h3 class="text-center text-danger" v-else>au revoir.</h3>
</div>
</div>
<script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
<script src="main.js"></script>
</body>
</html>
4- directive v-bind ف vue js
new Vue({
el : '#app',
data : {
message : "bonjour",
name : 'samadi',
show : false,
divStyle : {
'background-color':'#FFF333',
'padding' : '10px'
}
}
});
5- directive v-bind ف vue js تتمة
الكود لي زدنا ف index.html هو :
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/css/bootstrap.min.css" integrity="sha384-MCw98/SFnGE8fJT3GXwEOngsV7Zt27NXFoaoApmYm81iuXoPkFOJwJ8ERdknLPMO" crossorigin="anonymous">
<title>Vue js for beginners</title>
</head>
<body>
<div id="app">
<div class="container" v-bind:style="divStyle">
<h3 class="text-center text-info">{{message}}</h3>
<button class="btn btn-primary" v-on:click="show = true">click</button>
<h3 class="text-center text-danger" v-if="show">{{message}} {{name}}</h3>
<h3 class="text-center text-danger" v-else>au revoir.</h3>
</div>
</div>
<script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
<script src="main.js"></script>
</body>
</html>