Vuejs Computed properties – vue watch computed property Examples
In this post we will show you vue watch computed property Examples , hear for computed properties in v-repeatwith example.Download and demo we will give you demo,Source Code and example for implement.
Computed Properties
– Basic Example
– Computed Property vs. $watch
– Computed Setter
Vuejs Computed properties – vue watch computed property Examples
Requirements
What You Should Already Know
Before you study Vuejs,
need to HTML,
CSS,
JavaScript,
Vuejs Funda..
Browsers opetions
Introduction to Computed Properties in Vuejs Example
Include Libs
Pakainfo.com’ Vuejs tutorial contains lots of Vuejs examples!
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vue.js libs
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vue computed HTML
Markup File – HTML
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vuex computed properties
Script File – javascript
Computed properties are by simple getter-only, but we could also provide a function setter when you need it
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var vm = new Vue({
el: ‘#vue-instance’,
data: {
x: 1
},
computed: {
mypropdbl: function() {
return this.x * 2;
}
}
});
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vue.js – Computed properties in VueJs
Include Libs
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vuejs.js
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Pass arguments to computed properties – HTML
Markup File – HTML
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Marks for {{ subject.title }}: {{ subject.marks }}
Total marks are: {{ totalpayment }}
{{ fullwebsite }}
first name: {{ clientname }}
last name: {{ postname }}
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Pass arguments to computed properties Scripts
Script File – javascript
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var liveapp = new Vue({
el: ‘#liveapp’,
data() {
return {
mytempdir: ”,
clientname: ”,
postname: ”,
results: [
{
name: ‘laravel’,
marks: 70
},
{
name: ‘Vuejs’,
marks: 80
},
{
name: ‘English’,
marks: 90
}
]
}
},
computed: {
totalpayment: function () {
let total = 0;
for (let i = 0; i < this.results.length; i++){
total += parseInt(this.results[i].marks);
}
return total;
},
fullwebsite: {
get: function() {
return this.clientname + ' ' + this.postname;
},
set: function(value) {
let names = value.split(' ');
this.clientname = names[0];
this.postname = names[names.length – 1];
}
}
},
methods: {
setName: function() {
this.fullwebsite = this.mytempdir;
}
}
})
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Templates are simple meant to describe the MVC structure of your view sideComputed Property vs. $watch.