Skip to content

Tag: javascript

Regex, match values inside of curly brackets

Having the next string { Hello, testing, hi stack overflow, how is it going } Match every word inside of curly brackets without the comma. I tried this: {(.*)} which take all, commas and brackets included. {w+} I thought this will work for words but it wont, why? Updated Tried this but I got null, why? Answer…

toUpperCaseFunction does not work with await keyword

I was trying to use an if clause like this: I got an error: TypeError: database.getValue(…).toUpperCase is not a function However when I change the above if clause to It works fine. Why does this happen in Nodejs? Answer Property access (.) has higher operator precedence (20) than await (17). Your curre…

JS: using capturing with onclick

I know when using addEventListener, you can add in another argument of true to tell it to not bubble and to use capturing instead. Can this you tell onclick to use capture as well when using it instead of addEventListener? Answer Properties of elements like onclick are called IDL attributes. See the specifica…

Load more button with ajax request trigger only once

I need an explanation about this code : page2.php page.php It’s a load more script for testing purpose. While this code works fine, if I replace By the comment : The xhr.response file is adding only once. I can’t understand why. Thanks a lot ! Answer Setting the innerHTML of the body is replacing …

Jquery retrieve an attribute value for the selected rowIndex

I have an event when a table cell is clicked that is fired properly. Then, I am trying to get the row index of that selected cell, but I always get “undefined”. I see the correct rowIndex value from $this object, but how to get it? Seems a basic question but I tried different syntax and javascript…

Select Multiple ids and Pass to controller at once

Am tried to select multiple of ids from the concept of delete multiple ids, but am get the error and ids not passed this is code i tried kindly can you show me how i can fetch those ids and passed to controller am expect to update one column like this Answer In Ajax Call replace From To and in

Protocol version from JavaScript Fetch responses

I was just playing with Fetch and noticed it seemed impossible to get the protocol version from the response start line. During an HTTP request the first line of a response could look like this: HTTP/1.1 404 Not Found Basically, I am looking for a way to get the HTTP/1.1 part of the first line. I was able to …