Most voted "ionic" questions
Ionic is an application development framework for mobile devices that aims to develop hybrid apps and fast and easy development, using HTML, CSS and Javascript.
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answer225
viewsAdd value to an input as per selection of an angular/Ionic combobox
I have an input text and need that when I choose an option in a combobox receive this value, but without deleting what is already written. What I tried to: <ion-textarea name="resposta" #resposta…
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answers33
viewsIonic: Make the confirm button return to the first form error
Hello, I’m with a project in Ionic/firebase and has in it a form with about 31 questions and need that on this screen to click to finish instead of back to the top as follows in this function that…
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answer183
viewsI have a problem with Ionic3
I’m learning to use the Ionic, as an example for that I’m taking a course. I created an intro with 3 slides that at the end I created a "Click" to go to Tabs, with Home and feed, but the feed…
ionicasked 6 years, 6 months ago wesley israel 1 -
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answers278
viewsHttp post request on Ionic does not send data as x-www-form-urlencoded
I need to make an http request to log in to my Ionic application, but my function needs to send the data as x-www-form-urlencoded, tried several different ways but still could not. public…
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answer1831
viewsAndroid Target and the Android SDK not found or installed... but it is all installed, how to solve?
I had to format my PC, Windows, and installed everything again: Java, Git, Python, Android Studio, Node, Ionic 3, Cordova, everything. And it was running before normal. Now I’m with this error, not…
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answer130
viewsIonic default layout (template)
Hello, I created an application with Ionic where I have several pages. The application initializes with an intro page then goes to the homepage. I wanted to know how to put a standard footer on…
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answer290
viewsCheckbox calling button with Ionic 2
I’m simulating something similar to a shopping cart using ionic 2. Basically you write the item name and value and create a checkbox list as in the image below. But I wanted the option only appeared…
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answer54
viewsHow to write data to firebase by Ionic without erasing what is already saved?
My Create method is like this create(user: User, uuid: string): Promise<void> { return this.db.object(`/users/${uuid}`) .set(user) .catch(this.handlePromiseError); } And my User class is like…
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answer57
viewsError search ion-Searchbar
Good night to you all I’m having a problem with a research code and I’d like some help. As you type in the search field, the list changes and works normally, but when you delete what you type, the…
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answer183
viewsRemove line from footer
Hi, could someone give me a hand? I don’t know what could be wrong because I’ve used no-Lines before in another project and it worked perfectly, but here I can’t remove this line for nothing. It may…
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answer108
viewsComponent problem called expendable in Ionic 3
Guys, I really need your help. According to this tutorial tutorial I need a custom component that displays the following error: "Can’t bind to 'expandHeight' Since it isn’t a known Property of…
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answers532
viewsCapture and create object array by Ionic 3 checkbox
My doubt I believe is something simple, but I’m not getting to a logic.. I own a sales application, which has a list of products being returned from firebase, and each product of this has a checkbox…
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answers252
viewsError opening Ionic App
I created a blank project in Ionic, and by having it rotated with the command "Ionic server", it presents the error below. Nothing was touched in the original design. Typescript Error Subsequent…
ionicasked 6 years, 5 months ago Marjori Klinczak 51 -
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answer75
viewsView api with Ionic
Good afternoon to everyone, I am consuming an api, but I can not display it in my template, it is consumed, appears on the console, but I can not in the template. Component : import { PaisesProvider…
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answers2829
viewsHow to add numerical values from an array?
I would like to know how I can get the sum of numerical values within a matrix. My case is the following, I am building a sales screen, currently I have an array with the products that the user…
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answers134
viewsAndroid emulator does not starta
I’m making a project Android with ionic and cordova but the emulador is not working. I’ve looked through everything and I can’t find the mistake. The emulador just doesn’t open. Note: I am still…
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answer204
viewsRemove white space from ion-item
I have a list of items searched dynamically from the database <ion-list *ngFor="let associado of associados" class="card-pessoa" no-padding> <ion-item no-padding class="card-pessoa">…
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answers252
viewsHow to get a Firebase Storage photo URL?
Good morning everyone, I’m having a hard time capturing the URL of a certain photo that is sent to firebase Torage. The client registration works perfectly, the image upload is also done correctly.…
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answer93
viewsHow to reuse snippets of code in Typescript in Ionic 3
On one of my pages, when the user clicks the button Delete an Alert is displayed requesting confirmation. This action exists on more than one page, to avoid duplicating code, how can I reuse the…
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answer253
viewsIon-Archbar icon on the right
It looks simple but I haven’t found anything. How can I paste the icon on the right side >>>> and the search bar on the left side <<< ? <ion-searchbar placeholder="Buscar"…
ionicasked 6 years, 4 months ago Felipe XST 114 -
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answer710
viewsPassing data to a modal
I’m trying to pass data to a modal. I believe I got the first part, because on Chrome’s console I see that I received this data, but I don’t know what’s wrong, that I’m not being able to see them on…
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answer118
viewsHow to work with the 'Camera' plugin to allow image upload when in a browser?
I’m trying to implement a feature that allows me when in the browser, upload images, already on a mobile device, I will have the options to take a photo or choose an image from the gallery. Taking a…
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answer224
viewsPerform an action when the 'Accepted' button is pressed
I am making an App in Ionic and when the user presses the Exit button I was able to configure an Alert message, but how do I configure the "I Accept" button of the Alert Popup? I want the user to be…
ionicasked 6 years, 4 months ago Ricardo UNA 31 -
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answers18
viewsError with search bar - Ionic
Pedido.ts : getItems(ev: any) { const val = ev.target.value; if (val == '') { this.clientes = null; } else if(val && val.trim() != ''){ this.buscarUsuario(ev); } selectItem() { this.clientes…
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answer151
viewsHow to position buttons in the bottom corner
I’ve been having problems with Html5 and css on Ionic. one of these problems and positions the button below the slide and leaves them transparent, with a good significant size. But with the…
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answers291
viewsPublish play store error
I have an application in Google Playstore and started to generate this problem, and I can’t upload my changes at the moment: You have uploaded an APK or Android App Bundle with invalid or missing…
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answers98
views<ion-tabs> is not rendered
I have a page called footer-tabs that should render the Ionic tabs, but it is not being shown. My footer-tab template: <ion-tabs> <ion-tab tabIcon="list"…
ionicasked 6 years, 3 months ago veroneseComS 2,752 -
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answers88
viewsTake data from Firebase and move to another Ionic page
I am displaying a list of users, pull from Firebase and display in Page Ionic, when I display user data, I put the ID as Hidden Here I get the data from Firebase <ion-item> <ion-thumbnail…
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answer117
viewsIonic 3 problems running project [Uncaught(in Promise): cordova_not_available]
The project was not created by me. I am unable to run the project. When trying to run the project with the command ionic server returns the message Uncaught(in promise): cordova_not_available. I…
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answer66
viewsScroll internal content div with Ionic edge
How to make the internal content of a div specific has scroll when the text is larger than the area? I was suggested to use the following code: html: <ion-content id="contrato"> <div…
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answers90
viewsHow to use a Cordova plugin in my Ionic 3?
I need to implement in my application the following Ionic plugin:…
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answers175
viewsHow can Ionic Devapp be able to list applications on the network?
I’m running an Ionic facility inside a Docker container. I released the necessary ports in the container, so much so that I can access the application by mobile from Ionic Devapp, just inform IP and…
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answer32
views"Function expected" error when using ngFor to return a Firebase string, using Ionic 3 and Angularfire2
Galley, I am using Ionic3 and Angularfire2 as follows. I have created a file. ts called Servide where I export a function called getAll to get all the list of a table called 'colors' in Firebase.…
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answers390
viewsHow to get data from an observable firebase?
I have a list that is loaded from firebase. This list has 3 attributes, value, id, and date. Only I will need to capture only one of these attributes and assemble an array with them, to then perform…
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answers336
viewsHow to prevent an addeventlistener from running several times in a function?
I will explain my situation. I have a function that displays a certain ad to the user in the application. After viewing this ad, I call an addeventlistener, who passes a CLOSE event. After this…
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answers420
viewsAPK installs but does not execute - IONIC
I’m having the following difficulty a few days after generating my APK and installing on my device while trying to open it displays the message the app stopped I took an old Ionic project and added…
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answer39
viewsFunction does not arrive at endpoint - Ionic 3 + Nodejs API
In an app in Ionic 3 I have this function validarCupom() that when called sends a GET to , if it has the return 200 (OK), then calls the other function setBonificacaoConveniado(). Below is the…
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answers32
viewsDelete chosen file from a list and subtract from the total value - Ionic
I’m developing an app with Ionic 3 and Firebase. I am facing problems, because it is not decreasing the value of the product(chosen) of the total. Always subtract the last value informed. Follows…
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answer194
viewsRecover data from localStorage to a list
Good morning, I am developing an app with Ionic 3 and I have the following situation : I am recording a list of products in the Store, after that, I need to bring the recorded data, for a list of…
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answers189
viewsAngular 6 - Reactive Forms - load observable after clicking on the form
form has been button then I post, and only returns when I click on the form formcontrolname import { Component, OnInit, ViewChild, OnDestroy } from '@angular/core'; import { NavParams } from…
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answer130
viewsError publishing to Apple
Hi, I’m trying to send my first app to apple, but it’s giving a bit of a headache.. I already searched all my code, I did a total cleaning but I can not find anything on camera, and use, but I’m…
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answer145
viewsGet Paypal Transaction ID on Ionic
I am using Paypal in my following project this documentation. My question is: how do I receive the transaction ID after payment made? My code is: this.payPal.init({ PayPalEnvironmentProduction: ''…
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answer324
viewsIONIC - Grid Responsive
Good afternoon, I have the following GRID with IONIC, it’s like this: <ion-grid> <ion-row class="cell-2"> <ion-col> Código </ion-col> <ion-col> Nome </ion-col>…
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answers32
viewsProblems saving two information at the same array position
Well, I’m developing an app with ionic 3. I am facing problems, because I need to show in the same column, the product and its value : Product - 350 (value) But, it is storing at position 1, the…
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answer65
viewsError reading Json in Ionic
Good evening, I have an Ionic project that would communicate with a php, but I’m not able to read the data returned by php in Ionic. function on home page.ts realizarLogin() {…
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answer612
viewsCommand failed with Exit code ENOENT
I was converting to apk normally but stopped and started giving this error I looked already added the path c: windows system32 to the path and still was not, already reinstalled and everything else…
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answer128
viewsRemember Login with Storage Ionic
Good morning to you all! I’m trying to remember the user data when sign in with Facebook, so I don’t need to always log in again. On my login page is: loginWithFB(userData) { this.fb.login(['email',…
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answer224
viewsIOS emulator in Webview (iframe) losing the Asp.net session
I have a problem with my project in Ionic, below follow the versions. Ionic: 4.1.2 ASP.NET: 2.1.502 A little about my project... It has a route in the application where it generates a Webview…
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answer106
viewsPosition Absolute does not work on IOS
I’m trying to line up a button at the end of a ion-item Man css of the button is: position: absolute !important; right: 0%; bottom: 0; and the result on Android is: But in the IOS the button simply…
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answers27
viewsHow to organize form messages in Ionic 3 project?
I’m having a question as to how best to organize my error messages within Ionic 3 using Angular 6. I created within my Recovery-passwrod.ts an array of messages : validation_messages = { 'cpf': [ {…