javascript - Adjacent elements have spaces, how to find out the previous sibling element it is adjacent to, instead of #text?

{code...} {code...} Take out the li element and bind the click event {code...} Now I click on the second li element, but I want to find out the adjacent brothers of the second li element element then I use .previousSibling; but what comes out is #text, not the first li element, when I...

ringa_lee 2017-06-30 09:52:23 0  1  742

javascript - js determines whether a certain dom element is contained in another dom element

js determines whether a DOM element is contained in another DOM element. No need for jquery, use js to implement

大家讲道理 2017-05-18 10:52:00 0  1  658

How to right align grid elements

I have a fixed number of columns in a CSSGrid layout and have elements to be placed in these columns. The number of elements to be placed is less than the number of columns. I want the columns to be aligned to the right, in the order the elements were added. In the following code, there are 4 elemen...

P粉296080076 2023-08-13 11:27:01 0  1  607

javascript - If the parent element is bound to click, how can the child element avoid triggering the click of the parent element without binding click?

HTML: {code...} JS: {code...} When I click on the child element, it will disappear. How to avoid this situation? I don't want to bind click events to child elements as well.

扔个三星炸死你 2017-06-12 09:22:56 0  3  852

Place DIV elements within the SVG viewport

How to position HTMLDIV elements relative to SVG elements? I'm using D3 to generate an SVG chart: I want to add a dropdown next to the legend in the lower right corner. I do have the corresponding element (a normal HTMLDIV element) but I don't know how to position it correctly on the chart. I unders...

P粉803444331 2023-09-07 17:48:48 0  1  584

inline elements

The width and height of img images can be adjusted. Can the width and height of inline elements not be adjusted?

人生若只如初见 2020-05-03 21:15:25 0  1  1337

Align elements left and center using Flexbox

I'm using Flexbox to align my child elements. What I want to do is center one element and align the other element to the left. Normally I would use margin-right:auto to set the left element. The problem is pushing the center element away from the center. Is this possible without using absolute posit...

P粉545682500 2023-08-27 21:54:23 0  2  568

Equivalent sized html elements to normalize title spacing

I have an html element that exists on some elements but not others. For those elements that don't exist, I need to have a blank html element of equal size. This ensures that the spacing doesn't stray. I tried adding the same element but placing hidden, hidden="hidden" and style="visib...

P粉722521204 2023-09-13 18:27:42 0  1  536

javascript - insertbefore issue with replacing parent element

Code before modification {code...} Code after modification {code...} After modification, elements cannot be added. What is the problem. The previous addition had body as the parent element and was used directly without passing it. I have nested a div and fetched the elements in advance. But still ca...

欧阳克 2017-06-14 10:52:13 0  2  906

javascript - JS event running issues on <a> elements and <input> elements

{Code...} When I click on these two events, something different happens! ? For the a element: first run the code, output console.log('global'), then click a to draw the element, as shown in the figure: For the button element: first run the code, output console.log('global'), then...

黄舟 2017-06-28 09:22:39 0  2  648

box-sizing not inherited through DETAILS element?

Using the common technique of inheriting box-sizing, even if the DETAILS element has the correct value, that value is not inherited by the DETAILS element's child elements. In the example code snippet, the DIV outside the DETAILS element inherits box-sizing (as expected and required), but the DIV in...

P粉618358260 2024-02-21 16:31:32 0  2  386

javascript - js efficient element position replacement

js high-efficiency element position replacement ul {code...} two element position replacement

阿神 2017-05-19 10:38:59 0  1  663

How to calculate the percentage of an element's scroll position?

I want to calculate the scroll position of an element within a window as a percentage. 0% is where the top of the element is at the bottom of the window (not shown yet) 100% is where the bottom of the element is at the top of the window (all elements are shown) I'm close, but I know I'm thinking som...

P粉786800174 2024-04-03 19:55:00 0  1  625

javascript - Why can an array with 3 object elements only access the first element?

There are three elements in the status expansion. Status[0] is the object element I pushed into it, and status[1] and status[2] are all kinds of undefined. Why? The following is the complete code. After trying it several times, I think it has something to do with the variable scope, but the array va...

PHP中文网 2017-05-19 10:23:15 0  4  607

Dynamically add :hover effects to multiple elements

Is it possible to add a hover effect to multiple elements programmatically? In our system, where there are multiple elements that represent a single unit (but need to be separated into multiple elements for other reasons), in some cases they should be recolored together on hover. Is it possible to a...

P粉203792468 2023-08-15 23:49:58 0  1  504

javascript - How to listen for page element additions

When dynamically adding elements to a page, how can we trigger an event by determining the length change of the target element?

大家讲道理 2017-07-05 10:48:31 0  3  964

Accessing drag-and-drop elements in HTML: a comprehensive guide

The 'dragenter' event is fired when a dragged element enters a drag-and-drop element. This event is attached to the drop element so I can access it. Where is the dragged element?

P粉316890884 2023-08-01 10:13:18 0  1  562

javascript - js array finds elements by index and returns

js array finds elements by index and returns the element

为情所困 2017-05-19 10:37:33 0  4  577

How to select elements containing child elements with given attributes in CSS?

I'm trying to write a userscript that selects elements that contain elements with the [is-dismissed] attribute as direct children. <div><!--donotselectthis--><div><!--donotselectthis--><ytd-rich-grid-media></ytd-rich-grid-media></div>&

P粉170438285 2023-09-08 18:24:41 0  1  625

javascript - Element UI table wrong row

When developing with Element UI and Vue, I changed the diaolog component in Element UI into my own component. In this component, I used the table component in Element UI. I found that sometimes the lines would go wrong when rendering. The reason is currently found to be that I added The reason for t...

欧阳克 2017-07-05 10:41:12 0  1  1300