Community
Learn
Tools Library
AI Tools
Leisure
search
English
Article Tags
Home Technical Articles Web Front-end uni-app
The name of the image uploaded by uniapp remains unchanged

The name of the image uploaded by uniapp remains unchanged

In uniapp, we often use the function of uploading images, but by default, the file name of the uploaded image will be renamed or different platforms will have different performances, which will bring inconveniences to back-end processing and front-end display. Small problem. Therefore, during development, we often need to keep the name of the uploaded image unchanged. This article will introduce how to keep the name of uploaded images unchanged in uniapp. 1. Introduction In uniapp, image upload mainly uses the API interface of uni.uploadFile(). Connect through this

May 22, 2023 pm 01:40 PM
Convert uniapp to other projects

Convert uniapp to other projects

In recent years, with the rapid development of mobile Internet, the demand for mobile applications is increasing. Between different platforms, developing a set of mobile applications that meet user needs has become a challenge. From this, cross-platform applications become one of the solutions. As one of the cross-platform development technologies, uniapp has received more and more attention in the development community. However, once the applications developed on uniapp need to be converted to other platforms, what should be done? This article will explore this issue. 1. Principles and characteristics of uniapp uniapp is a vu-based

May 22, 2023 pm 01:37 PM
Modify local data in uniapp

Modify local data in uniapp

In Uniapp, we often need to use local data for page display or interaction, but sometimes we need to modify this data, such as users modifying profile information or changing application settings. So, how to modify local data in Uniapp? This article will explain it to you in detail. 1. Local data storage methods There are many ways to store local data in Uniapp, such as LocalStorage, SessionStorage, IndexedDB, etc. Different storage methods have different usage scenarios

May 22, 2023 pm 01:35 PM
uniapp prohibits horizontal screen

uniapp prohibits horizontal screen

Abstract: This article mainly introduces how to disable horizontal screen in uniapp applications to prevent layout confusion and user experience degradation caused by horizontal screen. In mobile application development, both horizontal screen mode and vertical screen mode are very important layout methods. Landscape mode allows applications to occupy more space in the horizontal direction and improve the efficiency of information display. However, relying too much on landscape mode will lead to confusion in the overall layout of the application, thus affecting the user experience. Therefore, for some applications that focus on user experience, it is very necessary to prohibit horizontal screen. in uniapp application

May 22, 2023 pm 01:33 PM
uniapp implements hot update

uniapp implements hot update

With the development of mobile development, hot updates have become a very important function, allowing applications to correct bugs and add new features in a timely manner without having to release them again. For uniapp, hot update is a very important solution because it can support multiple platforms at the same time and is relatively simple to implement. In this article, we will introduce how to use uniapp to implement hot updates. 1. Overview of hot update Hot update is a very real-time technology that can update the application in real time according to the application requirements during operation.

May 22, 2023 pm 01:30 PM
uniapp determines whether the screen is horizontal or vertical

uniapp determines whether the screen is horizontal or vertical

On mobile devices, different screen orientations may correspond to different display effects. Therefore, developers need to make relevant screen orientation judgment and processing in their applications. Under the uniapp framework, we can use the API provided by uniapp to determine whether the screen is horizontal or vertical. 1. Use the API provided by uniapp to determine the screen orientation. uniapp provides an API uni.getSystemInfo, which can be used to obtain the system information of the device, including the current orientation of the device screen. The specific implementation is as follows:

May 22, 2023 pm 01:29 PM
Unable to obtain positioning latitude and longitude after uniapp is packaged

Unable to obtain positioning latitude and longitude after uniapp is packaged

Recently when developing a small geolocation-based application using uniapp, I tried a variety of methods to obtain the user's geolocation information. I found that when the application is packaged, in some cases, the application cannot obtain the location information. After investigation, I found that this was due to the application not adding the appropriate permissions when packaging. This article will explain in detail the method of obtaining positioning information in uniapp and the solution to the problem of positioning failure after packaging the application. 1. How to obtain positioning information in uniapp uniapp

May 22, 2023 pm 01:15 PM
uniapp stores information and updates are not lost

uniapp stores information and updates are not lost

With the rapid development of modern technology, mobile applications have become an indispensable part of our lives, and the development technology therein is also constantly expanding. Among them, uniapp has become the first choice of many developers, not only can develop multiple platforms at the same time, but also without a lot of duplication of work. However, the way uniapp is stored can sometimes lead to the loss of important data. In this article, we will explore how to use uniapp to store information and update it without losing it. 1. Methods of storing information Uniapp’s storage is divided into two methods: local storage and remote storage.

May 22, 2023 pm 01:03 PM
uniapp implements video and picture mixing

uniapp implements video and picture mixing

1. Background With the continuous development of mobile Internet, rich multimedia resources such as videos and pictures have become an indispensable part of people's daily lives. However, in some application scenarios, the need to display pictures and videos at the same time is becoming more and more common. In this context, how to achieve a beautiful and smooth video and picture mixing effect on the mobile terminal has become an unavoidable problem. 2. Technology Selection This article uses the cross-platform development framework uniapp as the implementation solution. uniapp uses vuejs as its template language and has good development

May 22, 2023 pm 12:57 PM
How to determine the platform in uniapp

How to determine the platform in uniapp

In uniapp, you can use some methods to determine the currently running platform, such as Web, WeChat applet, Alipay applet, Baidu applet, Toutiao applet, QQ applet, etc. By judging from different platforms, we can develop different functions in a targeted manner to improve the user experience of the application. This article will introduce how to determine the platform in uniapp. ### 1. Obtain platform information through the uni.getSystemInfoSync() method. uniapp provides `uni.getSystemInfo

May 22, 2023 pm 12:49 PM
uniapp settings app startup

uniapp settings app startup

With the popularity of mobile Internet, more and more people are paying attention to the experience and convenience of mobile applications. Against this background, the startup function is gradually being valued by more and more app developers. If your application also wants to be able to start automatically after the user boots up, then you need to know how to set up uniapp. uniapp is a multi-platform application development framework that can compile a set of codes into applications for multiple different platforms, such as WeChat applets, Alipay applets, Android and iOS apps, etc. if you choose

May 22, 2023 pm 12:46 PM
uniapp setdata is not easy to use

uniapp setdata is not easy to use

As an open source cross-end framework, uniapp allows developers to easily develop applications for different platforms such as mini programs, H5, and APP using Vue syntax. During the development process, we often need to use the setData method to update the data in the component. However, many developers reported that they encountered many problems when using setData, which aroused everyone's doubts about uniapp. 1. SetData in uniapp First, let’s learn how to use setData in uniapp. setD

May 22, 2023 pm 12:39 PM
How to customize photo albums in uniapp

How to customize photo albums in uniapp

With the popularity of mobile devices, photo albums have become an indispensable part of mobile phone users' lives. In application development, how to customize photo albums? This article will introduce you to how to customize photo albums in uniapp. 1. Basic use of photo albums in uniapp There are two basic ways to use photo albums in uniapp: 1. Configure permissions in the manifest.json file and use the uni.chooseImage() method to call the photo album: ```javascript//manifest.js

May 22, 2023 pm 12:34 PM
How to implement page scrolling left and right in uniapp

How to implement page scrolling left and right in uniapp

With the continuous development of mobile Internet technology, modern front-end technology has become more and more colorful, and UI/UX designers have also begun to put forward higher requirements for the presentation of page effects. Among them, the left and right scrolling effect is widely used in a variety of scenarios. This article will introduce how to use uniapp to achieve the left and right scrolling effect of the page. 1. Overview of uniapp Uniapp encapsulates the vue.js framework into a development center, which can be very convenient for multi-platform development, including but not limited to WeChat applets, Apps, H5, etc. Compared with other multi-platform frameworks, unia

May 22, 2023 pm 12:30 PM

Hot tools Tags

Undresser.AI Undress

Undresser.AI Undress

AI-powered app for creating realistic nude photos

AI Clothes Remover

AI Clothes Remover

Online AI tool for removing clothes from photos.

Undress AI Tool

Undress AI Tool

Undress images for free

Clothoff.io

Clothoff.io

AI clothes remover

Video Face Swap

Video Face Swap

Swap faces in any video effortlessly with our completely free AI face swap tool!

Hot Article

How to fix KB5055523 fails to install in Windows 11?
3 weeks ago By DDD
How to fix KB5055518 fails to install in Windows 10?
3 weeks ago By DDD
Roblox: Dead Rails - How To Tame Wolves
4 weeks ago By DDD
Strength Levels for Every Enemy & Monster in R.E.P.O.
4 weeks ago By 尊渡假赌尊渡假赌尊渡假赌
Roblox: Grow A Garden - Complete Mutation Guide
2 weeks ago By DDD
Show More

Hot Tools

vc9-vc14 (32+64 bit) runtime library collection (link below)

vc9-vc14 (32+64 bit) runtime library collection (link below)

Download the collection of runtime libraries required for phpStudy installation

VC9 32-bit

VC9 32-bit

VC9 32-bit phpstudy integrated installation environment runtime library

PHP programmer toolbox full version

PHP programmer toolbox full version

Programmer Toolbox v1.0 PHP Integrated Environment

VC11 32-bit

VC11 32-bit

VC11 32-bit phpstudy integrated installation environment runtime library

SublimeText3 Chinese version

SublimeText3 Chinese version

Chinese version, very easy to use

Show More

Hot Topics

Java Tutorial
1657
14
CakePHP Tutorial
1415
52
Laravel Tutorial
1309
25
PHP Tutorial
1257
29
C# Tutorial
1230
24
Show More