I would like to do a web-scraping using Puppeteer. It would be to obtain data from an external URL when the user clicks a button within my application. My application would have to visit an external URL, fill out a form, click on a button, get the data returned and display it to the user within my application…
Tag: javascript
How to display elements of this array?
I want all the values of i for which the number is repeating in newArr array. Statement (a) gives me the indices and I want to store them in an array named rem. However console.log(rem[0]) is undefined. What can I do? Answer you mean this?
Strip everything after the last sentence [closed]
Closed. This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so it focuses on one problem only by editing this post. Closed 2 years ago. Improve this question I have this string: Using javascript regex, how can I strip everything tha…
Implement follow and unfollow button in React.js
I’m trying to implement a follow and unfollow button in my app. I’ve been trying to update it in the state, but when I click the follow button it changes all the user’s buttons (not only the one clicked). Now I’m a bit confused on how to show unfollow button if the user is already foll…
How can I conditionally map multiple arrays with if statements after fetching an array of objects? (React)
This is all in Prescriptions.js I am fetching a bunch of prescription drugs from my api. After that’s done, I want to make a category array based on drug.class and render it down there. If that category already exists, then push the drug into it’s category’s array, if it doesn’t, make …
Return True If Contains in String in ES6
How do i return true if location.pathname is found in of these strings is found in ES6? Answer You can use Javascript array includes or indexOf function.
How to handle form submitted with JQuery
I have a multistep form. I’m validating each step with Javascript before submitting it to PHP. If the form’s last step passes validation tests. I’m submitting the form. like so I want to handle form submission with Javascript and submit it to PHP with Ajax. but instead, the page refreshes. A…
Material-UI popover triggered by onMouseOver is blocking onClick event of button – React.js
This is Header.js where I have the button <ReactSvg>, inside <IconButton> when you click it, it will change the page theme with the switchTheme() function. When you hover over the button it also has a popover where it declares the function of the button (ex. switch theme). For some reason I hover …
JSON data not working using fs in javascript
I am trying to parse a json file and get some errors. It is in a directory under my js file with the fs in a folder called “recipes” with 3 json files all representing a seperate object. Here’s the json of all 3 that are similar: My code is this: It gives an unexpected JSON position 1 Answer…
react context is giving undefined object
In my react application I am trying to use context api. In my component I am importing the context but it is giving error that object can not destructure the property. I am trying to implement cart functionality in my app. I am using hooks. ImgContext.js ImageGrid.js Answer You are not providing a a default v…