This is My HTML code: And JS Code: Whenever onchange() event occurs I want to display Cost Of Ticket according to the selected value of select. But it shows 25000 after onchange() event and then never changes irrespective of the values selected. How to correct the code to complete above task? Answer Let me te…
Tag: javascript
Using replace string method inside forEach
I have an array full of strings which I’d like to loop over and replace any occurrences of ‘123’ with ”. The desired result would be: [‘hello’, ‘cats’, ‘world’, ‘dogs’] Answer Use .map instead, if you can – return the .replace call …
How to display specific elements on a page at a specific screen resolution
How to display specific elements on a page at a specific screen resolution. A kind of mobile version for the site, something like media queries, only which will display a certain block of js (react) / html (jsx) code at a certain resolution Answer You can take a look at the answer on this similar question If …
How do i use a variable in firebase storage ref
I have built a function to get the download URL for the specified ref which can be found below: EDIT: EDIT : This code above this generates html, i made it so it makes a title on the button, when clicked it grabs the buttons title value, and then it passes that (val) variable to that function above, and then
Button that generates error message on condition
I am trying to implement a button in HTML that calls a function on click, which checks whether a textinput is empty. If so (the information hasn’t been entered), an error message for the input field should be generated. I am experimenting with a button that doesn’t submit the form. However, if you…
Get HTML Table Data into Bar Chart
I’ve been messing around with some database data that I’ve imported into an HTML table. Then I decided that I needed to get that data into a bar chart. Is there a way I can do this? If so can you show me how to do so? HTML (warning code snippet doesn’t actually work here, but it does in my
Get `children` prop from component
UPDATE: For anyone learning and confused on this as I was, this page describes what’s going on — my confusion was between a React component vs React elements https://reactjs.org/docs/rendering-elements.html ORIGINAL QUESTION: The page linked below suggests the children prop is passed by default wh…
How to use for loop to sum a numbers inserted by the user?
i’m trying to create a simple project where the user is prompted to enter how many numbers he would like to add(sum). then when he click the button, a javascript will create a number of input tags equal to the number he inserted and then he will fill them with a number and click another button to calcul…
Search function .match() case sensitive
this.items is an array of objects. I am using this to search the items by the search bar, but .match() is case sensitive. For example, if I have an item called Milk, when I type milk, it won’t come up. How can I make this work for both lowercase and uppercase? Live demo I tried: but it gives me a
how to add reason in discord.js ban and kick command with commando framework?
I’m currently working on a discord.js bot with commando (which is the official framework/commands handler from the discord.js creator) I have researched this subject on various websites and nothing seems to work with my commando framework. This is the code Any suggestion? or anything that have the same …