Mobile city, district and county linkage selection

16 May 2016

This article mainly introduces the implementation of simple three-level linkage effects of provinces, cities and counties in js, and analyzes the specific steps and related implementation techniques of JavaScript to achieve the three-level linkage effects of provinces, cities and counties in the form of a complete example. Friends in need can refer to the following

10 Apr 2023

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.

16 Jan 2018

This article mainly introduces an example of a city and county secondary linkage component made by Angular4. The editor thinks it is quite good, so I will share it with you now and give it as a reference. Let’s follow the editor to take a look, I hope it can help everyone.

16 May 2016

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

16 May 2016

Just like when choosing an address for shopping, the city list is dynamically loaded through the selected province, and the county list is dynamically loaded through the selected city, so that the three-level linkage of provinces, cities and counties can be achieved. The following uses native JavaScript to implement this function. What is needed Friends, please refer to it

28 May 2017

This article mainly introduces the simple province, city and county three-level linkage function implemented by native JavaScript. It analyzes the implementation method of JavaScript linkage menu in the form of a complete example, involving implementation techniques related to JavaScript event response and dynamic operation of page elements. Friends in need can refer to it. Down

 
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16 May 2016

The three-level linkage between provinces and municipalities is particularly important when filling in the form. It directly improves the user's filling speed and accuracy. Next, this article uses js code to implement one. If you are interested, you can refer to it. I hope it can help you.

16 May 2016

This article mainly introduces the national province and city second-level linkage drop-down selection menu implemented by js. It analyzes in detail the implementation skills of javascript to realize the province and city second-level linkage drop-down menu in the form of a complete example. It is very simple and practical. Friends who need it can For reference

29 Mar 2024

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