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js 改變background-image 圖片都會(huì)閃一下怎么辦？

用js改變backgroundImage屬性，在iphone上測(cè)試，每次更換圖片都會(huì)閃一下。update：只有iphone會(huì)閃，使用了onload也閃，代碼如下  function sele...

From [JavaScriptdiscussion group] 2017-03-09 09:24:17 0  2  1421

if condition scity.value=='-1'

scity.value=='-1', under what circumstances does it appear and why does it appear?

From [JavaScriptdiscussion group] 2019-02-12 15:18:28 0  2  1420

jq讓自己隱藏，下一個(gè)兄弟元素顯示，出錯(cuò)，什么問題？

想實(shí)現(xiàn)的是點(diǎn)擊之后 自己隱藏 下一個(gè)兄弟元素顯示，以此類推 可出現(xiàn)的結(jié)果是 后面的兄弟元素都顯示， 求解！效果：執(zhí)行代碼部分：出現(xiàn)的錯(cuò)誤效果：求解什么情況？

From [JavaScriptdiscussion group] 2017-03-07 09:21:05 0  2  1419

javascript - What is the principle of iEncryption's HTML5 application reinforcement service?

http://www.ijiami.cn/h5Encryp... As the title suggests, what is the encryption principle and what technology i...

From [JavaScriptdiscussion group] 2017-07-05 10:37:14 0  2  1419

javascript - vue報(bào)錯(cuò) Vue is not defined問題

我是使用vue-cli的，在App.vue 引用Vue,其他組件繼續(xù)App這個(gè)組件， vue應(yīng)該為全局對(duì)象才對(duì)的??；為什么在其他組件使用Vue就報(bào)錯(cuò)找不到的呢？Vue is not defined

From [JavaScriptdiscussion group] 2017-04-11 13:13:13 0  4  1418

javascript - JS調(diào)用Flash函數(shù)提示Error: An invalid exception was thrown

{代碼...} 代碼片段 現(xiàn)在我js請(qǐng)求flash函數(shù)的時(shí)候報(bào)錯(cuò)（Error: An invalid exception was thrown ），但是flash函數(shù)是存在的。暫時(shí)沒有思路排查這個(gè)問題。

From [JavaScriptdiscussion group] 2017-04-11 12:05:34 0  3  1418

javascript - js click event, using css3 transition for transition, has no effect. The following code

html {code...} css {code...} js {code...}

From [JavaScriptdiscussion group] 2017-07-05 10:43:56 0  3  1417

javascript - How to use vue element-ui upload file component

Please tell me how to use the upload component of element-ui. It is best to have a demo to take a look at. I r...

From [JavaScriptdiscussion group] 2017-06-26 10:52:20 0  1  1417

javascript - 如何用JS或者JQ獲取到項(xiàng)目img文件夾里面的圖片并放入一個(gè)數(shù)組中呢？

我是想獲取我項(xiàng)目里面img文件夾下的所有圖片路徑，并放入到 aUrl 這個(gè)數(shù)組中。這個(gè)數(shù)組在我的loading.js里面，我是想loading的時(shí)候等所有圖片加載完成再進(jìn)入頁面首頁，我之前加載的是網(wǎng)絡(luò)上的幾張圖片而已。下...

From [JavaScriptdiscussion group] 2017-04-10 17:16:48 0  2  1417

javascript - js How to calculate the number of days, hours, minutes and seconds between two timestamps

How to calculate the number of days, hours, minutes and seconds between two timestamps in js

From [JavaScriptdiscussion group] 2017-05-19 10:12:14 0  3  1415

javascript - 移動(dòng)開發(fā)中，蘋果手機(jī)瀏覽器長按會(huì)彈出個(gè)放大鏡，會(huì)把自己設(shè)置的長按事件取消掉，怎么破！

蘋果手機(jī)怎么取消長按出現(xiàn)的放大鏡，并切不影響自己添加的長按事件

From [JavaScriptdiscussion group] 2017-04-11 12:46:09 0  2  1415

javascript - How to query or delete a node in a tree structure by id in js

Ant design requires this kind of data structure to form various tree controls. This is really not as good as z...

From [JavaScriptdiscussion group] 2017-07-05 11:05:50 0  1  1414

javascript - How to implement jquery's on() method in native js.

How does native js implement jquery's on() method and support binding multiple events to an element at the sam...

From [JavaScriptdiscussion group] 2017-07-05 10:56:31 0  2  1414

javascript - JS using ele.style.backgoundImage = '' ='none' to cancel the background image is invalid

Using ele.style.backgoundImage = '' ='none' in JS to cancel the background image is invalid. What method shoul...

From [JavaScriptdiscussion group] 2017-07-05 10:44:32 0  6  1414

javascript - H5頁面里寫了input type="file" 用于選擇上傳圖片，在PC端正常使用， 但在app里點(diǎn)了沒有反應(yīng)，手機(jī)是安卓的

{代碼...} 在PC端以及手機(jī)瀏覽器可以正常點(diǎn)擊并且選擇圖片，但是嵌入到APP中，點(diǎn)擊沒有任何反應(yīng)，手機(jī)時(shí)安卓系統(tǒng)。 不知道大家有沒有什么好的解決辦法。

From [JavaScriptdiscussion group] 2017-04-11 10:43:42 0  4  1413