javascript - js determines whether an array is repeated

How does js determine that there are duplicate values ​​in an array object, and delete the duplicate values ​​...

From [JavaScriptdiscussion group] 2017-07-05 10:57:12 0  5  1088

javascript - console.log prints objects on the console, expands the objects, and has no content

console.log prints the object on the console, expands the object, and has no content.

From [JavaScriptdiscussion group] 2017-07-05 10:57:10 0  2  1303

javascript - The framework built with vue-cli cannot be displayed in IE and Firefox browsers

My project is built using the official vue-cli scaffolding. The images in the project are displayed normally i...

From [JavaScriptdiscussion group] 2017-07-05 10:57:06 0  3  1129

Userscript How to prevent the execution of a certain function in inline js?

{code...} can be disabled: {code...} cannot be disabled: {code...} How to block the second case?

From [JavaScriptdiscussion group] 2017-07-05 10:57:02 0  1  809

javascript - asynchronous execution order in each declaration cycle in react

{Code...} Both life cycle functions in the component have asynchronous operations. The order of execution is s...

From [JavaScriptdiscussion group] 2017-07-05 10:56:58 0  1  901

Regular expression - javascript replace emoticon characters

The code is as follows. The purpose is to replace the emoticon string with the picture EmojiParser.parse('haha...

From [JavaScriptdiscussion group] 2017-07-05 10:56:56 0  1  3451

javascript - How does NetEase Cloud Music realize that the a tag href has a value and does not jump?

For example, on this page http://music.163.com/#/song?i... When you click on the song title below, the page do...

From [JavaScriptdiscussion group] 2017-07-05 10:56:54 0  5  1020

javascript - I encounter a scenario where the background returns jsonp format to me, but there is no need to cross domain at this time. What should I do at this time? .

I encountered a scenario where the background returned jsonp format to me, but I didn’t need to cross domain a...

From [JavaScriptdiscussion group] 2017-07-05 10:56:51 0  1  977

javascript - Can the mobile web client support the audio recording function?

Now there is a function that allows you to record what the user says by clicking a button on the page. Can js ...

From [JavaScriptdiscussion group] 2017-07-05 10:56:49 0  1  833

javascript - autodesk forge viewer multi-model loading model browser problem

After loading multiple models. In the AGGREGATE_SELECTION_CHANGED_EVENT event {code...}, although the model tr...

From [JavaScriptdiscussion group] 2017-07-05 10:56:47 0  1  1596

javascript - Can I use js to add a continuous hover effect to a div, as if another mouse is always on it?

This is the style of a navigation bar made of before+div+after. Now I want to add a hover style to the page nu...

From [JavaScriptdiscussion group] 2017-07-05 10:56:42 0  2  985

javascript - Difference between Boolean object and basic type Boolean

var a=new Boolean(false);var b=false;alert(a instanceof Boolean);alert(b instanceof Boolean);The first pops up...

From [JavaScriptdiscussion group] 2017-07-05 10:56:40 0  4  1147

javascript - How can the hook in vue-router not be executed when refreshing the page?

This hook is also executed when the page is refreshed. Is there any way to prevent it from being executed? Or ...

From [JavaScriptdiscussion group] 2017-07-05 10:56:38 0  1  965

javascript - Why do I need to add double quotes when using es6 string template in vue's router-link?

I got an error after removing the double quotes. I don't quite understand, please give me some advice.

From [JavaScriptdiscussion group] 2017-07-05 10:56:34 0  2  1159

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  1202