Code:
<!doctype html>
<html>
<head>
<title>javascript</title>
</head>
<body>
<script type="text/javascript">
var ans = prompt("Enter a number: STOP to end.");
var ansroot=(Math.sqrt(ans));
500 results in 0.0239 seconds.
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Really need help this is for a class project and I can't figure this out
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Concatinate
How do I get var a and var b together in a function?
e.g.
function mine()
{var a
var b
a = fielda.value;
b = fieldb.value;
fieldc.value = a ?and? b;
return true;} -
Need help to color fill a polygon shape
I'm using the code below to build a polygon shape (using an array). I then run through the array points and draw the polygon shape on a canvas. It's a pretty simple polygon, having only 5 sides.
I'd like to fill it with a color but I'm not sure how to do that. I read about using Setoptions... -
Modification help please
Source Code:
https://github.com/Herudea/age-verification
I've modified it a little..
With the intention of.. if you answer 'No' to the question, are you over 18 years of age? It will allow you to click on the button that will redirect... -
Cannot integrate two functioning pieces of code
1st piece of code allows me to use an alert to compile a list of grades:
...Code:<body onload="loadGrades()"> <button onclick="myFunction()">Add a grade!</button> <p id="grades"></p> -
Sound issue
Hi all !
I am trying to get my sound files a bit safe by placing them above the document root and serving them off the server. The code below passes the filename of the audio to invoke the server to serve the same.
...Code:<html> <head> <title>Test
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How To Filter Multiple Dynamically Added Select Boxes?
I have a projectBox that filters an infinite number of taskBoxes. More tasks can be added to the page dynamically through Javascript. I am using document.getElementsByClassName("tasks") to keep track of the live taskBoxes at all times (please correct me if this is the wrong approach):
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Cannot delete correct item from array
I am having trouble deleting an item from an array. Here is the scenario. I can add to the array ok by clicking a checkbox and getting the table row value which I then push into array. Now here's the part I am having trouble with. When I uncheck a box I want to delete the item from the array based on... -
Not sure why texts are not turning blue and yellow. Need help.
<style>
.blueback {
background-color="lightblue";
}
.yellowback {
background-color="yellow";
}
</style>
<h1>
Change CSS Classes
</h1>... -
Adding Search function to Isotope's "hideReveal" plugin
Hi all,
I've adapted some code from Desandro's "hideReveal" plugin for Isotope: https://codepen.io/desandro/pen/drpJK/
But I am trying to add a search functionality to it, and I am having some trouble. Could someone help me out?
Here's what I have!... -
I have a few questions I want to ask
This is code I am working on that declares variables (var yotta = 1e24; var zetta = 1e21; ...) and calls them using document.write(yotta); document.write(zetta); ... The thing is when the web page displays it does not display the variables but rather the document.write(yotta); I am wondering if my code... -
Unclear about my mistake. Please advise. . .
In the given Javascript - shouldn't a yellow square appear in the foreground with a bigger red square in the background?
----
function doblue(){
var dd1= document.getElementById("d1");
dd1.style.backgroundColor="blue";
}... -
How can I save the User Input of the website in a txt file
I want to create a txt file(data.txt) where the user input is stored after the Register button is pressed.
...Code:<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>Register</title> <link
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Execute different stuff depending on function argument?
I was under the impression that I could execute different functions/methods depending on the argument passed to a function but in the following simplified example this doesn’t seem to work:
...Code:<!DOCTYPE html> <html lang="en"> <head>Last edited by VIPStephan; Sep 8, 2019, 05:49 PM. -
Animating two objects simultanously
I have written an introductory programming course based on a simplified LOGO language. In the page studio.html I would like the spider to move slowly, dragging the line behind himself (motiion duration 1 or 2 seconds).
I tried solutions with css transitions, css animations, and JavaScript...