JavaScript: Enter the selector of the specified type (only three simple CSS selectors such as id, class, and tagName are supported)

1. Write a JavaScript function and input a selector of a specified type (it only needs to support three simple CSS selectors of id, class, and tagName, and does not need to be compatible with combined selectors). The problem is: the following regular matching cannot be understood, var reg = / ^(#)?(...

PHP中文网 2017-06-26 10:57:53 0  4  1072

javascript - Various design discussions on the interface main menu generation logic

The main menu is the kind of background management system in which you can control whether to display a certain menu or a certain function in a certain menu through configuration. Regarding its design and implementation, my personal summary is as follows. (1) Use a database table to save the main me...

大家讲道理 2017-06-26 10:49:08 0  1  741

PHP—Implementation of questionnaire survey function based on Yii2 framework

The questionnaire based on the Yii2 framework has three types of questions: single-choice, multiple-choice, and text input. How can these three functions be implemented using PHP language? I'm urgently looking for the answer, thank you!

紫颦晨曦 2019-08-22 17:41:19 0  1  1392

How to scroll a list created with input type radio buttons?

This is my code, I want them to be activated when I scroll down or up, not by clicking on them <inputtype="radio"name="buttons"id="r1"checked><inputtype="radio"name ="buttons"id="r2"><inp

P粉176151589 2024-04-01 08:41:36 0  1  377

The search contains only results for the submitted search input value.

I have a search function that retrieves data about vehicles from a database using three types of search inputs and a submit button. Input 1 is a choice list search (searcha), input 2 is a text search (searchb), and input 3 is a two radio button selection (selecti).

P粉541551230 2023-07-25 09:17:02 0  1  584

Looking for a more elegant way to assign the "selected" attribute to a previously selected <input> element

I'm creating a simple CRUD application using PHP. On the create page, there is a drop-down menu that allows the user to select the type of highway for which they want to enter information. On the update page I want to preserve the selections the user made on the create page. The value selected by th...

P粉635509719 2024-01-16 20:46:55 0  1  452

MySQL - complex hierarchical relationships - multiple M:N?

I have a MySQL query that I use with PHP to build hierarchical JSON for a d3.js tree/dendrogram. Fiddle to view schema and existing queries. I am now considering how to add an additional data relationship D between program_outcome data O and unit data U and development_level data, which is a many-to...

P粉354948724 2024-03-29 18:28:45 0  1  505

Transformations on CSS display properties

I'm currently designing a CSS "mega dropdown" menu - basically a regular pure CSS dropdown menu, but with different types of content. Currently, CSS3 transitions don't seem to work with the "display" property, i.e. you can't go from display:none to display:block (or any combinati...

P粉958986070 2023-08-23 12:27:32 0  2  638

How to assign a string with angle brackets to a cell in Tabulator.js, for example: "a<b<c"?

I have a cell in a Tabulator table that uses a list type editor. The options are populated by an array of strings, looking like this (for example): ["a

P粉718730956 2023-08-03 13:48:37 0  1  634

php - get type form, data cannot be received

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習慣沉默 2017-05-16 13:07:25 0  3  647

My javascript function only works when the page is fully loaded

I want to disable the input text after the user clicks on other input tag that has checkbox type, the problem is that the date range input text is not disabled every time I click on the checkbox, can anyone help? functionmyFunction(){document.getElementById("daterange").disabled=true;}<...

P粉320361201 2023-09-11 16:31:59 0  1  493

How to use Material Tailwind to implement multi-select drop-down menu in React

I'm trying to build a multi-select dropdown menu using TailwindMaterialSelect and Option components. However, whenever I try to pass an array as a value to the value property of Select, I get the following error: Invalid property value, of type array, supplied to MaterialTailwind.Select, expected ty...

P粉633733146 2023-09-06 09:29:26 0  1  639

MYSQL SEARCH WHERE VALUE matches comma separated string

I have a field PROPERTY_TYPE in my table Property_types which contains a single value such as Residential, Business or Office. When running the query select*fromproperty_typeswherepropertytypelike'%Residential,office%' gets all properties but returns nothing. How should I rewrite the query to select...

P粉155551728 2024-02-21 21:27:02 0  1  407

Gradient effect of CSS display properties

I'm currently designing a CSS "super dropdown" - basically a regular pure CSS dropdown, but with different types of content in it. Currently, it seems that CSS3 transition effects do not apply to the "display" property, that is, there is no way to transition from display:none to ...

P粉608647033 2023-08-21 11:08:32 0  2  606

Google Workspace Archiving in Moodle

I built a simple MoodleLMS, I added GoogleAuth for login, only users in my GoogleWorkspace can log into this website and it works fine. Every user has a field "Employee Type" but the problem is in Moodle, I cannot map this field in my Moodle. I found the GoogleAuth menu to map the data but...

P粉590929392 2024-04-01 11:53:56 0  1  462

How to get the Id of a checked circle input in php?

I'm making a php email sender and I'm stuck. Part of the form is the radio input and the user needs to select one of them. I need to get the id of the element and write it into the email (eg: "Room Type: Room2"). <divid="roomsContainer"><inputtype="radio"name=&...

P粉935883292 2023-09-07 12:40:39 0  1  722

mysql - About database table structure design

I want to make a test system, but I am currently encountering the problem of not knowing how to design the table. For example, questions are divided into single-choice, multiple-choice, judgment, short-answer, and fill-in-the-blank questions. For example, if the option of a judgment question is the ...

为情所困 2017-05-27 17:39:05 0  2  717

When selecting different options, the input field type can support 20 digit rupee with rupee symbol or replaced with percentage

If the option is selected to select fixed value then the input field type is Rupee value supports only 20 digits with Rupee symbol. If percentage is selected then the rupee symbol is replaced with percentage symbol and the value type is only 2 digits to enter the value without clicking the button My...

P粉022140576 2023-08-13 18:35:32 0  1  487

Date format in HTML form should be "mm/yy"

I want to create an HTML page containing a form where one of the cells should be a date in the format 'mm/yy' with the minimum value being the current month (similar to a credit card expiration date). What should I do? I didn't find an option to use a date/month type, is there a better option than u...

P粉990008428 2023-09-01 11:00:27 0  1  618

php+mysql handles check box issues

First of all, this is my project adding page. After the project is added, I change this check box in the background to submit the information into a string //When the form conditions are met, the project type is converted into a string $_POST['projecttype'] =implode(',',I('post.projecttype')); and t...

PHP中文网 2017-05-16 13:00:41 0  1  618