vue中的过滤器分为两种:局部过滤器和全局过滤器
全局过滤器实例
<!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">
<title>Document</title>
<script src="./lib/vue-2.4.0.js"></script>
</head>
<body>
<div id="app">
<p>{{ msg | msgFormat('疯狂+1', '123') | test }}</p>
</div>
<script>
Vue.filter('msgFormat', function (msg, arg, arg2) {
return msg.replace(/单纯/g, arg + arg2)
})
Vue.filter('test', function (msg) {
return msg + '========'
})
var vm = new Vue({
el: '#app',
data: {
msg: '曾经,我也是一个单纯的少年,单纯的我,傻傻的问,谁是世界上最单纯的男人'
},
methods: {}
});
</script>
</body>
</html>
局部过滤器实例
<!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">
<title>Document</title>
<script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
</head>
<body>
<div id="app">
<p>{{ msg | msgFormat('天才在左', '疯子在右') }}</p>
</div>
<script>
var vm = new Vue({
el: '#app',
data: {
msg: '我饿了'
},
methods: {},
filters:{
msgFormat(msg,txt1,txt2){
return msg + txt1 + txt2
}
}
});
</script>
</body>
</html>