First option: invoke forEach indirectly The parent.children is an Array like object. Use the following solution: const parent = this.el.parentElement; Array.prototype.forEach.call(parent.children, child => { console.log(child) }); The parent.children is NodeList type, which is an Array like object because: It contains the length property, which indicates the number of nodes Each node is a property value … Read more
You can use an index in a range and then access the array via its index: <ul> <li v-for=”index in 10″ :key=”index”> {{ shoppingItems[index].name }} – {{ shoppingItems[index].price }} </li> </ul> Note that this is 1-indexed: in the first iteration, index is 1, and in the second iteration, index is 2, and so forth. You … Read more
You just need to specify that you’re dispatching from the root context: // from the gameboard.js vuex module dispatch(‘notification/triggerSelfDismissingNotifcation’, {…}, {root:true}) Now when the dispatch reaches the root it will have the correct namespace path to the notifications module (relative to the root instance). This is assuming you’re setting namespaced: true on your Vuex store … Read more
Question 1: Why did the Vuejs developers decide to do it this way? Answer: When your application becomes large, and when there are multiple developers working on this project, you will find that “state management” (especially the “global state”) becomes increasingly more complicated. The Vuex way (just like Redux in react.js) offers a new mechanism … Read more
If you want to access event object as well as data passed, you have to pass event and ticket.id both as parameters, like following: HTML <input type=”number” v-on:input=”addToCart($event, ticket.id)” min=”0″ placeholder=”0″> Javascript methods: { addToCart: function (event, id) { // use event here as well as id console.log(‘In addToCart’) console.log(id) } } See working fiddle: … Read more
You can use the v-html directive to show it. like this: <td v-html=”desc”></td>
A simple and effective way to solve this, it’s by adding your external script into the vue mounted() of your component. I will illustrate you with the Google Recaptcha script: <template> …. your HTML </template> <script> export default { data: () => ({ ……data of your component }), mounted() { let recaptchaScript = document.createElement(‘script’) recaptchaScript.setAttribute(‘src’, … Read more
Computed values and methods are very different in Vue and are definitely not interchangeable in most cases. Computed Property A more appropriate name for a computed value is a computed property. In fact, when the Vue is instantiated, computed properties are converted into a property of the Vue with a getter and sometimes a setter. … Read more
Give the child component a ref and use $refs to call a method on the child component directly. html: <div id=”app”> <child-component ref=”childComponent”></child-component> <button @click=”click”>Click</button> </div> javascript: var ChildComponent = { template: ‘<div>{{value}}</div>’, data: function () { return { value: 0 }; }, methods: { setValue: function(value) { this.value = value; } } } new … Read more
This has to do with the fact that mutating a prop locally is considered an anti-pattern in Vue 2 What you should do now, in case you want to mutate a prop locally, is to declare a field in your data that uses the props value as its initial value and then mutate the copy: … Read more