Course Intermediate 11466
Course Introduction："Self-study IT Network Linux Load Balancing Video Tutorial" mainly implements Linux load balancing by performing script operations on web, lvs and Linux under nagin.
Course Advanced 17746
Course Introduction："Shangxuetang MySQL Video Tutorial" introduces you to the process from installing to using the MySQL database, and introduces the specific operations of each link in detail.
Course Advanced 11449
Course Introduction："Brothers Band Front-end Example Display Video Tutorial" introduces examples of HTML5 and CSS3 technologies to everyone, so that everyone can become more proficient in using HTML5 and CSS3.
javascript - Questions about prototype?
2017-05-19 10:24:13 0 2 573
objective-c - How does uipickerView get the method to start scrolling?
2017-05-02 09:31:54 0 0 564
How to implement Vue application to transfer selected options to another page
2023-08-28 09:44:23 0 2 599
2017-05-24 11:34:18 0 1 631
javascript - City selector in those websites
2017-05-19 10:34:02 0 4 754
Course Introduction：Selector production and optimization More and more websites and applications need to take into account the user's province and city selection. Providing a user-friendly province and city selector can not only improve the user's operating experience, but also improve the user satisfaction of the website. This article will describe how to use JavaScript to write a province and city selector and optimize it. 1. Demand analysis: Based on the province selected by the user, the city list under the province is dynamically displayed to complete the selection of province and city cascades. At the same time, the following functions need to be implemented: 1. Display the province and city information last selected by the user by default (if any)
2023-04-24 comment 0 1201
Course Introduction：There are many implementation codes for the two-level linkage selection of provinces and cities in China that can be found online. This article will introduce to you a more practical two-level linkage selection of provinces and cities. Interested friends can refer to the following
2016-05-16 comment 0 1306
Course Introduction：This article mainly introduces the method and example sharing of writing practical province and city selectors in JavaScript. It is very good and recommended to friends who have the same needs.
2016-05-16 comment 0 1074
Course Introduction：uni-app is a cross-platform development framework based on Vue.js. We often need to implement the function of selecting provinces and cities during development. This article will introduce how to use some components and plug-ins of uni-app to realize the province and city selection function. First, we need to prepare a data source for provinces and cities. Commonly used data sources can be JSON files or obtained from backend APIs. Here we demonstrate it in the form of a JSON file. Create a JSON file. We create a data.json file to store the province and city data.
2023-07-04 comment 0 5941
Course Introduction：In front-end development, province and city linkage selection is a very basic and commonly used function. In order to improve user experience and improve data validity, developers need to implement this function through certain technical means. Among them, jquery is a very commonly used JavaScript library. This article will introduce how to use jquery to realize the linkage selection function of provinces and municipalities. 1. Demand analysis 1. Three drop-down boxes are needed, representing provinces, cities, and districts respectively; 2. After selecting a province, the city drop-down box will be dynamically loaded according to the province information, and the corresponding district drop-down box will also be loaded according to the province information.
2023-04-10 comment 0 1052
