Category：JavaScript
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Time：2021-4-18
This example for you to share JS through the cycle of multiple pictures to achieve animation display of the specific code, for your reference, the specific content is as follows Take small fish wagging their tails and blinking their eyes Animation ideas: 1. Put the image resources in the array 2. Set the interval time […]
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Time：2021-4-17
Use getjson of jQuery to get data from the background regularly and refresh the interface. When using the following methods, it’s OK in chrome and Firefox, but it can’t refresh the data in IE9 $.getJSON(webApp + “/GetShowData.do?limit=” + limit,function(data){ //****************** } The reason is that in IE9, if the Ajax request is the same as […]
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Time：2021-4-17
This article mainly introduces the wechat applet cross page data transfer event response implementation process analysis, this article through the example code is very detailed, has certain reference learning value to everyone’s study or work, need friends can refer to In practical work, there are many scenarios that need to return the data after user […]
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Time：2021-4-16
problem We often encounter this situation when we use react, the 3000 port number is occupied. Sometimes we can turn off Port 3000, but more often, when we need to open multiple projects, we have to open multiple ports. At this time, you need to modify the default port number. terms of settlement Modify the […]
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Time：2021-4-16
When we use ajax, we usually need to get the form element value, and then send it to the server-side program in the background for processing. If there are not many form elements, we often get the form element value by get. But if there are many form elements, we need to get the form […]
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Time：2021-4-16
This example for you to share a simple calculator JavaScript specific code, for your reference, the specific content is as follows 1. Realize the basic calculator function, as shown in the figure 2. Logic code <!DOCTYPE html> <html> <head> <meta charset=”UTF-8″> < title > calculator <! — style — > <style> .showdiv{ text-align: center; margin:auto;/ […]
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Time：2021-4-15
Using webpack to build vue3 development environment from scratch Create project First, you need to create an empty directory, open the command line in the directory, and execute thenpm initCommand to create a project, this process will prompt you to enter some content, after completion will automatically generate a project package.json file Configuration file of […]
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Time：2021-4-15
When we create an asynchronous object XMLHttpRequest and transfer data to the background in post mode. We need to set the xhr.setRequestHeader The value of the member is XMLHttpRequest.setRequestHeader (“content type”, “application / x-www-form-urlencoded”); otherwise, the background cannot receive the passed value. Because it is shown in the compiler of Google browser that the value […]
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Time：2021-4-15
SKU = stock keeping unit. That is, the basic unit of inventory in and out measurement, which can be in pieces, boxes, pallets, etc. SKU is used to price and manage inventory. For example, a product has many colors and many configurations, and each combination of colors and configurations will form a new product. At […]
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Time：2021-4-14
Talk about the pitfalls of small program cloud development When writing code, it is inevitable to make some low-end mistakes. Here are some mistakes I have made, hoping to help other scholars. Error examples // index.js const cloud = require(‘wx-server-sdk’) //It is here that the author makes a very simple mistake. I write “request promise” […]
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Time：2021-4-14
performance If you use chrome or firebox to visit this blog github.com 、 plus.google.com When waiting for the website, careful you will find that the clicks between pages are asynchronous requests through Ajax, and the URL of the page has changed. And can very good support browser forward and backward. What has such a powerful […]
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Time：2021-4-14
vehicle-plate-keyboard The license plate keyboard realized by react. https://github.com/LiuuY/vehicle-plate-keyboard 💡 Features Province + letters / numbers + ‘Hong Kong and Macao student police collar’ New energy license plate Automatically judge the current position and input character type 🚗 Demo Demo 📷 Screenshots 📦 Installation yarn add vehicle-plate-keyboard 🔨 Usage import LicenseKeyboard from ‘vehicle-plate-keyboard’; import ‘vehicle-plate-keyboard/dist/main.css’; […]
