Questions tagged [ajax]
AJAX (Asynchronous Javascript And XML) is a popular technique for creating interactive websites, allowing web content to be updated asynchronously by exchanging small amounts of data with the server behind the scenes.
373 questions
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jQuery + PHP Form Submit and Refresh
Code below successfully processes and submits data to database. Is there anything else that needs to be included / considered?
PHP (note-process.php):
...
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1
answer
46
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Is there a more efficient way of using ajax to update search results?
I have a HTML form that allows users to filter their choices when browsing. There are multiple fields (radio button groups) that when the user clicks on them, the search results are updated ...
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90
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Ajax to load data for company products without refreshing the page
I am using AJAX script to fetch data from a database. For example, it has
Motorola
Samsung
Apple
as company and I use AJAX to fetch models of it, so that when Apple is selected then it shows Apple ...
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1
answer
61
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AJAX script to load data for mobile phones from table
Am using AJAX script to have data fetched from database. For example has
Motorola
Samsung
Apple
as company and using AJAX to fetch models of it. Like when apple is selected then it shows apple ...
3
votes
1
answer
558
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SetTimeout to populate Javascript Object while a function looped AJAX requests to get data
I wrote some code that will get the name and data of a node or multiple of nodes and put them in an object (seriesData) so I can use said object for a chart (renderChart). I used setTimeout() so ...
1
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2
answers
5k
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JS page loading without refresh
As an exercise, I found a basic way of updating pages without refreshing, partially mimicking the behaviour of SPAs and routing libraries such as React Router. I was not looking for something as ...
1
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1
answer
299
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Chaining backend calls from VueJS method using Axios
This is the first ever bit of front-end code I have ever written, I have tried to adapt the existing call that is there to the backend using axios, so I check on of the response object value using the ...
3
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270
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Random Astronomy Photo: React app using NASA's Astronomy Pic of the Day API
Random Astronomy Photo
About the project
This is a React app that generates a random photo from NASA's Astronomy Picture of the Day (APOD) API along with some interesting facts about it. This is my ...
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156
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Upgrade security and code quality of a website contact form
I have a simple website contact form created back in 2017.
The form was developed using PHP, PHPMailer, jQuery, HTML and CSS.
I would like to make sure the code is up to modern standards and secure.
I ...
4
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2
answers
3k
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using PHP and JS to fetch data for an entry
I need to fetch some data from a mysql database. For that I created get_data.php on the server and a js function to retrieve that data on the client. Is this the proper way to do it? What would you ...
1
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104
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Go REST API feedback [closed]
My intention is to create an API as generic and DRY as possible using Go. To achieve this, I have made some more or less common decisions:
To use AJAX call to avoid reloading page when updating the ...
3
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2
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327
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PHP blogging application with AJAX loading
I have been working on an online newspaper/blogging application with CodeIgniter 3.1.8 and Twitter Bootstrap 4.
The latest feature added is lazy loading of posts.
From the Static_model (...
2
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2
answers
98
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JS script fetching GitHub API for personal website
I've built a very simple personal website, everything is in a single file because it is very straightforward, but I think the JS script could be better structured. All it does is fetch some repos from ...
4
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2
answers
5k
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Laravel 8 registration and login with user profiles
I am working on a Laravel application (Github repo) that requires user registration and login.
After registration, the users can change their registration details (except password, for which there is ...
1
vote
1
answer
64
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Posting data via fetch and handling network errors
I've built a login panel, which will submit an email and password via fetch/POST. And I wanted to know the best way to handle network status errors?
Reason being, as I want to inject error messages ...
1
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1
answer
711
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Newsletter Subscription Functionality in Codeigniter 3
I am working on a online newspaper/blogging application with CodeIgniter 3.1.8 and Twig.
The application is meant to offer developers and designers the possibility to very easily turn their HTML ...
3
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2
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86
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Display of doctors by category, ajax
Apologies in advance for my english...
We have a list of categories and a list of doctors, you need to output as follows:
category1
item1
item2
item3
category2
item1
item2
item3
Here is what I ...
3
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2
answers
320
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A contact form with CodeIgniter and Twig
I am working on an online newspaper/blogging application with CodeIgniter 3.1.8 and Twig. I use the Twig template engine for the front-end views.
I have put together this simple contact form which ...
3
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1
answer
908
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Make Pagination using Ajax with Jquery, PHP, History.pushState()
Finally after a few months of searching and learning AJAX with pagination PHP and History.pushState() I created AJAX PHP pagination.
Test page
1. Ajax(index.php)
...
2
votes
1
answer
40
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Is there a way to consolidate Ajax dropdowns that filters data from MYSQLi database
I recently started a project which has a database of rail cars for a train simulator. Im trying to set up a way to filter the data based upon 4 categories "Car Type", "Road Name", &...
5
votes
1
answer
768
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AJAX with Vanilla Node.js/JavaScript – POST JSON without a form
I am new to node.js, ajax, and asynchronous code. I’ve pieced together a working way to exchange json between browser and server and am wondering if someone with more experience considers the approach ...
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2
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198
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Displaying filtered user data using Ajax and PHP
I want to get my code cleaner and more efficient. This code gets variables form a PHP file and filters it to show the selected user name, all available usergroups on a list box and the groups he is ...
4
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2
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133
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Filtering from a file to show information
I want to get my code cleanner and more efficient. This code gets variables form a PHP file and filters it to show the selected user name, all available usergroups on a list box and the groups he is ...
4
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1
answer
36
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Simple marker rendering
I am trying to render in a leaflet map that should render a single marker. I am building the JavaScript as follows.
build the map
an even listener for when the user opens the page where the map is ...
1
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2
answers
179
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Is this code written safe from attacks?
I have small question. I don't know much about JavaScript (jQuery) or AJAX and I don't know whether I'm doing it safe from XSS Attacks, SQL injection and that stuff. I think the PHP with MySQL would ...
3
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0
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441
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Dynamic dependent dropdown in jquery
I'm trying to create a dependent dynamic dropdown in jQuery, in which the number of dropdowns is not fixed. Let's say we've four provinces, each has cities, and each city has sections. Each section ...
3
votes
2
answers
670
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Getting data from database through Ajax post request
Is the method used below to get data from a database efficient and optimal? The data is in a MySQL database, and in my server I have a PHP file with the following code to return some information:
<...
2
votes
2
answers
400
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Continually refresh game data using AJAX
I've been working with JavaScript and AJAX a lot in the past, and now I'm moving towards the backend and working with databases more. I want to update my game data in as close to real-time as possible ...
1
vote
1
answer
2k
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My method of php ajax product filter with pagination
After a few weeks of searching and learning ajax, pagination php, product filter, I created ajax php product filter with pagination.
1. index.php
...
6
votes
2
answers
202
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Quickly throwing together a text-and-button-based client-server web game
With much of the world in lockdown at the moment, my friends and I wanted a way to play our favourite game, Celebrity, over video chat.
This seemed like a fun coding project, so I put together a ...
1
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1
answer
2k
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The most minimal way to retrieve live data using setInterval
I am writing a script that is supposed to retrieve some data from a MYSQL database but I need to make it happen live and after lots of research I learned that this thing can be done using something ...
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1
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188
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Display name and email fetched using JSON API when hovering
I'm learning AJAX JSON. I'm just testing how to pull the data. The idea is, when hovering over the number, it pulls the data and show the content for name and email. Number 1 is to show name and ...
3
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2
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105
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Health Test App, It Returns a Score Based on the Answers Given
Here is my parent component: App.vue. I was wondering what improvements I could make to the code here.
Application Description
This application was built off the Vue.js framework and utilizes a
...
2
votes
1
answer
570
views
Loading KML files into leaflet Javascript map
This is working code for input KML files into leaflet map
...
4
votes
2
answers
185
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AJAX communication with pure JS and PHP
I'm looking for a good approach to AJAX communication using only pure JS and PHP. I would like it to be as safe as possible and compatible with most modern browsers and IE 10+. I did some research and ...
2
votes
0
answers
2k
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Contact form with AJAX call and secured PHP with Google reCAPTCHA v3
here is a code of a simple contact form that I have created, I believe that the form is server-side protected against empty fields, header injections, CSRF, XSS, bots using 'Google reCAPTCHA v3' and ...
8
votes
2
answers
348
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Vanilla Javascript: Chained AJAX request
I'd be grateful for a review of my AJAX request. If I have taken the correct approach here and especially any security concerns!
I am creating a Purchase Order system for my manager (as part of an ...
3
votes
1
answer
87
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Ajax function with a callback
I have Ajax function with a callback which fetches all the Patient data however I have some perfomance issues and trying to figure out what it might be, does anyone have idea? That's my Code
...
2
votes
1
answer
65
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Dynamically inserting html from external file and updating the database
I need some suggestions on how to approach this. I want to allow users to create sections of website. The code so far is working but since I am new to back-end I feel like there is better, more ...
3
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0
answers
292
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PayPal Checkout API with PHP - Sending and retrieving additional data safely
I am learning to use the new API version of Paypal, and I have some doubts.
Note: I've tried this on https://www.sandbox.paypal.com and it works,
I have not done the tests on Live.
onApprove:
I ...
4
votes
1
answer
142
views
Pulling data from the GitHub API for user repositories
I'm looking for specific feedback on a major design change that I plan on making to my personal website (https://aleksandrhovhannisyan.github.io/).
Currently, the Projects section contains hardcoded ...
3
votes
2
answers
159
views
Shopping cart with Ajax
I build a cart for an ecommerce website, and I want to know if I did well.
I want to record the changes in the DB and display the information from the DB to the customer. To be sure that what he sees ...
1
vote
1
answer
51
views
Thoughts on using curly-brackets-less while loop with a try/catch? [closed]
I need to fetch data from an server that isn't always reliable and unfortunately fixing that is out of my hands. My team determined we would attempt the request up to 3 times.
So I thought of using a ...
0
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2
answers
2k
views
Asynchronous query to load products from laravel controller
The following code works fine. When a user clicks on an element, an AJAX request is made, which will return the query result. The results are being displayed in a view. I read many articles where ...
2
votes
1
answer
423
views
Passing data to HTML template
How can I pass data from database to my HTML template without putting PHP code in my HTML file.
Thanks.
This is my controller
...
2
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0
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111
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multiple AJAX requests and multiple SetTimeout animations
I wrote a piece of code that included multiple AJAX requests and multiple SetTimeout animations.
I want the code to perform better, especially the SetTimeout sections.
which part of the code should ...
0
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1
answer
650
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Hotel Booking functionality - handling UTC dates & timezones
People here often ask to share as much code as possible. My app is just a sandbox, a typical freshly created AspNetCore + Angular template without much code. So please don't blame me - I provide ALL ...
3
votes
1
answer
828
views
Edit button toggles modal and load data from PHP using AJAX and JQUERY
I've been working on an edit/update button that will toggle a modal that looks like this:
Is there a better code for this JavaScript code that I made?
...
9
votes
2
answers
276
views
Fetching movie data using jQuery
Requirements
Display movie datas inside all tags that have the class movie_list
Make an ajax call for fetching movie datas
Fill loading text before fetch data
If any error occurs during loading, the ...
0
votes
1
answer
92
views
Updating values in a database
I'm using standard jQuery Ajax to update values in the database and reflect the result in an output. This repetition seems like bad practice and I don't know enough about jQuery to consolidate this ...