local-storage

问题 How to add/delete data from datalist via jquery with add and delete button? Will it also be possible to store datalist in localstorage? *The reason behind this is that its going to be per-user-input-datalist. much like "type it once and store it" Please help, Thanks in advance. 回答1: Just in case someone else wants to accomplish the same method, Here's how I manage to pull this off: (if there's a better or efficient way please share it :) var datarray = []; function deldata() { // retrieve

问题 I've created a todo app, and I want to save the todo's in localStorage . I was thinking to add the localStorage property like this: addForm.addEventListener("submit", (e) => { e.preventDefault(); let todo = addForm.add.value.trim(); if (todo.length) { localStorage.setItem(todo); generateTemplate(todo); addForm.reset(); } } But, it's not working. So, my question is, in which part of the code is it best practice to add the property and in which part is it best to also add the getItem method?

问题 I have an int "flag" variable , which will have two possible int values , 0 & 1. Main theme of the app here is : Ask user yes or no? If user selects YES, assign int=1. else if Selects No, assign int=0; I am achieving this using: public static int flag; @Override public void onClick(View v) { // TODO Auto-generated method stub switch (v.getId()) { case R.id.flag0: flag=0; System.err.println("Flag : " + flag); break; case R.id.flag1: flag=1; System.err.println("Flag : " + flag); break; default:

问题 I've been working on a tool to help people keep track of their cars in GTA, but I can't figure out how to remove them. I've tried multiple things, but can't get it to work. Here's my codepen https://codepen.io/Tristangre97/pen/dyoyOKw?editors=1010 function deleteItem(index) { var existingEntries = JSON.parse(localStorage.getItem("allCars")); existingEntries.splice(0, index); // delete item at index } 回答1: Splice won't update the local storage, instead, once you have removed the items you need

问题 I've been working on a tool to help people keep track of their cars in GTA, but I can't figure out how to remove them. I've tried multiple things, but can't get it to work. Here's my codepen https://codepen.io/Tristangre97/pen/dyoyOKw?editors=1010 function deleteItem(index) { var existingEntries = JSON.parse(localStorage.getItem("allCars")); existingEntries.splice(0, index); // delete item at index } 回答1: Splice won't update the local storage, instead, once you have removed the items you need

问题 I have the following code: inames = []; iqtyp = []; iprice = []; function bestel() { inames.push(document.getElementById('artikel').innerHTML); iqtyp.push(parseInt(document.getElementById('hoeveel').value)); iprice.push(parseInt(document.getElementById('prijs').innerHTML)); displayCart(); } function displayCart() { cartdata = '<table><tr><th>Product Name</th><th>Quantity</th><th>Price</th><th>Total</th></tr>'; total = 0; for (i = 0; i < inames.length; i++) { total += iqtyp[i] * iprice[i];

问题 I want to set a theme preference cookie for a link function. Here's how the HTML of the element looks like: <li class="menu-item theme-item"> <a href="javascript:void()" class="btn" aria-pressed="false">Theme Toggle</a> </li> And here's how the jQuery function for this element is set: $('.theme-item .btn').on('click', function(e) { e.preventDefault(); $(this).attr('aria-pressed', $(this).attr('aria-pressed') === 'false' ? 'true' : 'false'); $('html').attr('data-theme', $('html').attr('data

问题 I want to set a theme preference cookie for a link function. Here's how the HTML of the element looks like: <li class="menu-item theme-item"> <a href="javascript:void()" class="btn" aria-pressed="false">Theme Toggle</a> </li> And here's how the jQuery function for this element is set: $('.theme-item .btn').on('click', function(e) { e.preventDefault(); $(this).attr('aria-pressed', $(this).attr('aria-pressed') === 'false' ? 'true' : 'false'); $('html').attr('data-theme', $('html').attr('data

问题 The local storage should only hold state for the task where the completed button has been pressed. Currently when I refresh the page all the tasks are marked as completed. <template> <button type="button" v-bind:class="order_button_style" @click="on_order_button_click()"> {{ buttonText }} </button> </div> </template> <script> export default { props: 'itemId', required: true, data() { return { index: 'this.itemId', status: '' } }, methods: { on_order_button_click() { this.status = !this.status

问题 THe problem is that I've implemented a Guard, meant to work with a specific directory . It should return true if the role of the current username equals 2 . If it doesn't then it shouldnt redirect. THis is my app-routing-module.ts file , the problem is in the 'userlist' path, were we implement the [RoleGuard] canActivate import { NgModule } from '@angular/core'; import { CommonModule } from '@angular/common'; import { Routes, RouterModule, Router } from '@angular/router'; import {