Does using undefined as a property key guarantee that the result will be undefined?

In the case of retrieving object properties via a variable, ie: myObject[someField]someField (which is a strin...

From [JavaScriptdiscussion group] 2024-01-16 23:42:26 0  1  518

Can the link be opened on other browsers?

I was assigned the task of creating a simple website that opens links to other websites. However, I ran into c...

From [JavaScriptdiscussion group] 2024-01-16 22:48:48 0  1  529

Why does reassigning a function name within a function body change its behavior?

I came across this function while reverse engineering some JavaScript: functionfun1(){constarr=["a",...

From [JavaScriptdiscussion group] 2024-01-16 22:35:06 0  1  474

Javascript Regular Expressions: How to keep only matching groups for an arbitrary regular expression?

Is there a way in the JS regex API to rewrite the input so that only matching groups are kept (in order), but ...

From [JavaScriptdiscussion group] 2024-01-16 22:01:08 0  1  430

Rails Javascript - Converting jQuery to Javascript not working using Rails 7

Rails7 with Turbo/Hotwire. I'm reusing code copied from an old project from 2018. This code/jQuery is for the ...

From [JavaScriptdiscussion group] 2024-01-16 22:01:23 0  1  526

How to solve the problem of button overlay display on restaurant website

I'm having trouble building a button on my restaurant website using React.js to display the overlay page corre...

From [JavaScriptdiscussion group] 2024-01-16 19:22:49 0  1  430

reCAPTCHA v3 g-recaptch uses form submission

I want to use recaptchaapi but don't want to override this function. My keys are on the submit button and form...

From [JavaScriptdiscussion group] 2024-01-16 16:18:44 0  1  463

Comma placement in animated number counter

I've been trying different combinations of HTML, CSS, and JavaScript that would give me a scrolling animated n...

From [JavaScriptdiscussion group] 2024-01-16 14:43:34 0  1  577

Clicking a button in the form causes the page to refresh

I have an Angular form with two button labels. Submit forms on ng with one click - click. The other button is ...

From [JavaScriptdiscussion group] 2024-01-16 10:54:04 0  2  505

Eliminate TypeScript errors when flattening nested objects

I'm making an edit form for my company and someone on my team decided to change our API payload return format ...

From [JavaScriptdiscussion group] 2024-01-10 18:05:39 0  1  626

Differences in behavior of internally redefined Javascript functions

When I was reverse engineering some JavaScript code, I came across this function: functionfun1(){constarr=[&qu...

From [JavaScriptdiscussion group] 2024-01-10 18:01:18 0  1  478

How to mark email as read using Gmail API in Nest JS?

I am using Nest.js for coding and now I am successfully getting the email data. Now I want to get each email o...

From [JavaScriptdiscussion group] 2024-01-10 18:00:25 0  1  499

IMC Calculator with Switch

IwasworkinginaIMCcalculatortoexercisejs.ThiscalculatorshouldshowstheIMCandamessageacordingtheresultbut,forsome...

From [JavaScriptdiscussion group] 2024-01-10 18:17:15 0  1  605

Scramble HTML elements before the browser attempts to render them. Is this a rare valid use case for "document.write"?

I have a header area on my webpage that has some background images that loop through it. They are a bit high r...

From [JavaScriptdiscussion group] 2024-01-10 18:07:41 0  1  483

Should I put the data changing code in a function or just in an action?

I'm currently writing a bus timetable application that uses object types to model timetable "documents&qu...

From [JavaScriptdiscussion group] 2024-01-10 18:11:13 0  1  399