My code: And got this: I found this very odd, as I had seen other similar problems that either used a callback or a Promise or some other asynchronous method, while I used just a synchronous for loop. ———————————- Some update ——R…
Tag: variables
Giving class to an object
I have a few variables with colors that I want to change later. I want certain class to have background color from that variable. Every object with that class should be that color (nav, footer etc.). I have something like this, but it doesn’t work. Can you help? Answer in fact I didn’t see any pro…
RegExp logical problem with variables in javascript
we have some checkboxes and When each of the checkes comes true, a value will be added to a single textbox. and when each of the checkes comes false, their own value will be deleted. I hope I explained well. any way… here is my code: I do know that it is not a clean code:) btw ab is my
Function return boolean statement
Task Instructions Your task in this activity is to create a function that checks if a person is old enough to vote by checking their age. This function is called isOldEnoughToVote(age) and has the following specifications: It takes an argument called age representing the age of the person. It checks if the ag…
How to check if variable is not falsy but 0 passes in Javascript
Is there an elegant way to check if variable is NOT falsy but in case of 0 it passes. The issue with this way of verifying if(var !== undefined && var !== null) is that it’s long and doesn’t cover all cases like undecalred or NaN. I’m also using typescript and declare it as optional …
How to add variable inside google URL in Javascript? I have tried but in Google it shows up meaning of “Undefined”
When I run it shows me the meaning of “Undefined” in Google. When I run it, it performs a Google search for the word “Undefined”. Answer If the #search field cannot be found document.getElementById() returns undefined, which is used as part of the search query. You can write a function…
Javascript “Not equal to” feature from a prompt
I am a very very beginner in Javascript and am trying to use only very basics. I am trying to only allow two certain words to be accepted into a variable prompt. If anything else other than the two allowed words are entered, I want to display a message saying only the two words are allowed, and to try again
Cannot create type as specific number when number is in variable
I want to create a type that can be only 1 or root 2. This works: But when I try to use Math.SQRT2, or any variable reference to the numeric value of root 2, I get an error. For example: Typescript playground demonstrating the issue In my code I want to be able to reference the root of 2 with
Problem with script that is suppose to add two numbers
I wrote up a code designed to add two numbers and it keeps returning a NaN when I ask for an answer, I am fairly new but would like to know why this code in particular does not work so I can make sure I don’t make the mistake again. HTML JavaScript So the first condition works and sends an
How do I call JSON data stored as a variable in a different component?
I am currently drawing JSON data from my api using axios, and I am mapping this data and storing it as a variable. I want to be able to call these variables in my react components, but I can’t seem to figure out the best way. Getting the JSON data and storing as a variable And I want to be