Questions for tag "javascript"
Ask a question- 0 votes1 answers100 views
What is the correct way to check undefined in javascript
In my code I have a lot of place to check variables are defined or not. if(typeof some_var === "undefined"){ // do something ? }
- 8 votes3 answers355 views
How to detect if JavaScript is disabled?
Does anyone know of some simple ways to detect if JavaScript is disabled? My intention is to give a warning that the site is not able to function properly without ...
- 3 votes1 answers127 views
Get String in YYYYMMDD format from JS date object?
I'm trying to use JS to turn a date object into a string in YYYYMMDD format. I want to find an easier way than concatenating Date.getYear(), Date.getMonth() and ...
- 3 votes1 answers80 views
Converting JS object to JSON string
I have an object in JS: var person={"surname":"Smith"}; How to convert this object to JSON? The output should be: '{"surname":"Smith"}'
- 3 votes0 answers43 views
Is there a option to use gradient as fillcolor in geoShapes?
I need to use a gradient as fill color in an geoShape on a here map. Is there any option to do this? if i use something like this: ``... init map etc ... ...
- 1 votes1 answers21 views
How do I add a counter to show how many times a div element has been clicked?
I am creating a basic website for a personal project. I have a div element in the code as well. When a user clicks this particular div element, I want the site to ...
- 3 votes0 answers22 views
How to apply odd and even on a live search table?
I created a page which grabs data from a database and outputted the data in a table. I wanted a live search for my table so the script below is what I've found on ...
- 3 votes0 answers19 views
How to disable available times looping through an array using watch?
I'm creating a booking application in Vue CLI. I decided to use vue-ctk-date-time-picker for choosing date and time. I'm planning to disable some times, depending ...
- 3 votes0 answers19 views
How to show whole month in calendar?
I'm using amsul datetimepicker: https://amsul.ca/pickadate.js/date/ Is there any way to show the current month in the calendar view? As you can see in the preview ...
- 0 votes0 answers10 views
Button properties revert back to normal after clicking on it
I'm working on a little project and I implemented a button in that with a hover and CSS properties. But the thing is after clicking on it, it reverts back to the ...
- 1 votes0 answers16 views
Change specific character color in CSS writen textbox on hover
I'm trying to change the color of 2 very specific characters when hovering it, in a textbox with content made purely in CSS. Since it's not written in HTML but ...
- 2 votes1 answers17 views
Clicking div does not change the width and height
I made a clicking div. After clicking the div (someid1, someenter code hereid2), you need to change the value on each div (width, height, background-color). Background-color ...
- 1 votes0 answers18 views
+0.1
Return the DOM elements via a CSS selectorSay I have these lines of HTML: I want to be able to return the HTML elements in an array given a CSS selector or TagName, this is what I have so far: const selectors ...
- 1 votes0 answers8 views
How to make all elements in groups of svg change color onclick (js)
I want to change the fill (onclick) of all elements in a group from a svg file. At the moment, I use javascript to set an attribute to an id. This seems to only ...
- 1 votes0 answers11 views
how to find next element of current element?
i want to set a text into a span that is next to my current element. $(".myText").each(function(){ $(this).siblings("span").eq(0).text("someText"); ...
- 0 votes0 answers8 views
Don't show jquery tooltip in specific cases
I have a table and for one column I want to have a tooltip in each row. So all cells in one column have specific class, 'cell1' so I made tooltip with jquery: $(table).uitooltip({ ...
- 2 votes0 answers10 views
+0.01
how to get a string between to identical string javascriptI have this string var behavior = "["Automático", "Manual", "Automático"]" And i would like to get the same behavior variable but with ...
- 1 votes1 answers13 views
How to calculate an amount with commas
I have a product that cost 1,500.85 and i want to multiply it with the quantity input using javascript. But because the amount is over a thousand there is a comma ...
- 0 votes0 answers9 views
Button properties revert back to normal after clicking on it
I'm working on a little project and I implemented a button in that with a hover and CSS properties. But the thing is after clicking on it, it reverts back to the ...
- 0 votes0 answers14 views
Is it too expensive to add and remove event listeners on every call of my React custom hook? How to avoid it?
Here's my situation: I've got a custom hook, called useClick, which gets an HTML element and a callback as input, attaches a click event listener to that element, ...
