javascript - Is there a plug-in for multi-select drop-down grouping based on vue?

Then the UI framework I used was element-ui1.2.9 and found that it did not provide such a component. Let's see if there is such a multi-select drop-down grouping plug-in based on vue!

PHP中文网 2017-05-19 10:20:09 0  2  586

javascript - js object array attribute merging problem

When I was working on a question option function, I encountered this merge problem. There are single-choice and multiple-choice questions. Single-choice is no problem. Each question has one answer. Multiple-choice will result in multiple answers. The selection result is similar to the picture below:...

我想大声告诉你 2017-05-19 10:36:44 0  3  831

javascript - After filling in the content and selecting the address, the order page jumps, but the content returned is gone. What should I do?

After filling in the content on the order page, click Select Address to jump to the page. After selecting, return to the original page, but the originally filled content is gone. What should I do? How is it usually done? I thought of making it a single page, but the selection is already multiple pag...

为情所困 2017-06-15 09:21:26 0  2  746

Using jQuery: Add array index value to output

I'm new to jQuery and JavaScript. Managed to get the following code to work, adding a new text input field based on the number selected by the user from the (previous) dropdown select field. <script>$(function(){varinput=$('<inputplaceholder="Enter a name or title..."type="te...

P粉567112391 2023-09-16 09:54:22 0  1  814

Select OnChange Javascript on Laravel

I want to make it so that when I click on one of the dropdowns, a value based on the record ID from the related table appears immediately. I want to make it so that when I click on one of the dropdowns, a value based on the record ID from the related table immediately appears. When "golongan&qu...

P粉765570115 2023-12-21 22:37:07 0  1  534

javascript - ng-options sets the default option, not the first one, see clearly!

I used ng-options to write a drop-down selection box. Now the problem is to make the default selection function, not to select the first one by default! The default selection is set based on other parameters (my idea)! I don't have any ideas in my head right now, so I'm posting this for everyone to ...

天蓬老师 2017-07-04 13:44:50 0  2  1232

javascript - FormData implements multiple file upload problems

Although we know that FormData can upload multiple files at the same time, the current needs this time are different, and each picture needs to be accompanied by some user selection parameters. for example. scope.FileList is the file array after multiple selection of files. If you upload multiple fi...

学习ing 2017-06-08 11:03:20 0  5  1098

Will selecting specific columns affect the number of rows in MySQL?

I have a simple query with a few joins, but when I add columns to my select from the same set of joins, simply adding or removing columns from the select without changing any joins, the number of rows changes Variety.

P粉964682904 2024-03-29 22:53:26 0  1  372

javascript - Is there any good plug-in for this kind of function?

Switch the revenue percentage based on the selected days. Is there any plug-in you can recommend? I'm in a hurry and don't have time to write slowly by myself. Thank you guys

过去多啦不再A梦 2017-05-31 10:41:08 0  4  669

android - does weex's list have a selected event?

As the title says, I want to realize that when I click on a cell, that cell changes color to distinguish it from other cells, and it is a single selection. Or how to get the cell object based on the index in the list?

phpcn_u1582 2017-05-16 13:28:43 0  2  679

Will pass variables in SELECT statement in MySQL 8

I'm trying a simple select statement with variables. If I change the statement like concat_ws('%',@S,'%'); it works fine. to a string. It seems that the select statement does not select the SET variable. Thank you for your help. I am using Mysql80 workbench. SET@S="product";SELECTdistincti...

P粉764836448 2024-02-17 20:03:04 0  1  546

Need a jquery script to move selected options from a select box based on the end user's current selection

I have an HTML page where the end user can rank our items via a select box element. See the fiddle to see a simple demo: https://jsfiddle.net/Balkanlii/ghecv1j8/1/ I want to build a jquery script that in the event the same ranking is selected a second time (if the end user changes their mind etc.) w...

P粉170858678 2024-04-04 18:40:04 0  1  3705

How to handle multi-select drop-down forms for each row when implementing dynamic form saving in Laravel

In my form, I have a dynamic table with multi-select dropdowns color_id[] and size_id[] with the same name in each row. I don't know how to save multiple selected values ​​as comma separated values ​​in each row stored in the database. I tried saving to database here but it didn't work. HTML code: &...

P粉301523298 2023-08-31 10:43:09 0  1  547

javascript - How to make foreach take effect only when all conditions are met, and jump out of the loop if one does not meet the requirement

As shown in the picture, I want to automatically select all after single-selecting them all. How to achieve this? It can be achieved by writing this way, but I am changing this global variable every time. I always feel that it is a trap. Is there any good way to solve it?

PHP中文网 2017-05-19 10:32:21 0  6  1094

So I want to update a specific value inside an array of objects, but it's not updating correctly

So I try to copy the array and when it matches the memberId I update the selected value of the specific object. For a single member it is valid. However, assuming there are multiple members, it doesn't update correctly. constupdateGroupMembers=(memberId:string,optedRider:string,value:string)=>{co...

P粉842215006 2023-08-18 13:23:19 0  1  481

Where can I find the store name set in the redux extension?

If we have multiple stores, how do we set different names for the stores so that when we click on the arrow selector, we can easily identify which one we are selecting?

P粉668113768 2024-03-31 16:17:47 0  1  507

javascript - Problems with cooperating with background colleagues when modifying multiple options in a form.

The scenario is to modify the records of a form and modify multiple-selected items. When saving, one approach is for the front-end to compare the modified selections with the pre-modified selections, determine which items are added and which items are deleted, and pass them respectively. To the back...

phpcn_u1582 2017-07-05 10:39:59 0  1  840

How to send multiple requests using axios?

I'm making a react registry with some fields (idStudent (primary key and auto-increment), first name, last name, ..., teacher, prerequisites) and I'm using Formik & yes for validation. Later, I had to link my application with a recommendation system (recommend final year projects to students) ba...

P粉316110779 2024-03-26 21:18:41 0  1  388

vim shortcut key to delete function

Does anyone know how to quickly delete the entire function in vim (C and js functions, anyway, it’s curly braces {})? V selects multiple lines to delete or counts the number of lines in the function and then Ndd, which is not convenient when the function is very long.

天蓬老师 2017-05-16 16:36:33 0  1  669

SQL query to select only rows with maximum value

I have a document table (here is a simplified version): idrevcontent11...21...12...13... How do I select one row per id and only the largest rev? Based on the above data, the result should contain two rows: [1,3,...] and [2,1,..]. I'm using MySQL. Currently I'm using a check in a while loop to detec...

P粉752479467 2023-08-22 10:03:28 0  2  510