I have a contenteditable div I want users to type in. When users type inside the box with onkeyup, I activate a function that changes the color of certain characters: What this code does is it takes every < sign and every > sign and turns it into a gold color. However, when I do this, I am no longer
Tag: html
iOS 10 Safari: Prevent scrolling behind a fixed overlay and maintain scroll position
I’m not able to prevent the main body content from scrolling while a fixed position overlay is showing. Similar questions have been asked many times, but all of the techniques that previously worked do not seem to work on Safari in iOS 10. This seems like a recent issue. Some notes: I can disable scrolling if I set both html
.getAttribute() method on elements returned by querySelectorAll()
I’m trying to get the value of data attributes from multiple div elements. The elements are captured into a variable using querySelectorAll() I’m getting an error when I loop through the variable that contains the element and use the getAttribute() Method: js: Jsfiddle https://jsfiddle.net/kshatriiya/L8xsvzL1/1/ When I console.log(divs[i]) it shows the element, I don’t know why I’m unable to use the
How to display an in Vue.js only if the image url exists?
I’m getting a bunch of tweets from the Twitter API. Some tweets have images attached to them, some don’t. Currently, I use this code to display the image of a tweet: The problem is that this only works if the tweet actually has at least one image. If it has no image, I get an exception because tweet.entities.media is undefined.
How to write a simple hello world program in Javascript?
I’ve been looking all over the world. All I see is samples alerting hello world I don’t want to alert hello world. I want to print a simple website saying hello world. Does javascript have a print command? Here are typical samples on the web http://groups.engin.umd.umich.edu/CIS/course.des/cis400/javascript/hellow.html Answer In JS code you don’t ‘print’ to the screen. Instead you amend the
jQuery – Selecting the first in the first of a
I have the following markup: I’ve already hooked up a click event handler using jquery $(“.delete-btn”) the problem is that inside the click event handler I need the text of the first element (foo). I’m already getting the value I need with this call: but I feel it’s too verbose. Is there a better way to accomplish this? Answer I
vue.js data not updating when incremented
I have an object containing an array, which gets incremented after some amount of logic has completed. Vue.js doesn’t seem to be capturing this increment and displaying it to the view. HTML: JS: I have a JSFiddle that outlines the problem. You can see that after setTimeout(newBoard.team1.pointsMade[0]++,1000) runs, the value should be ‘2’, but is only displayed at ‘1’. What
JavaScript: How to create unordered list from array?
I have the following array and I want to create an unordered list from it, but I am having trouble generating the unordered list in the proper format. I have searched similar questions but none of the existing solutions work for my problem. Here is my JavaScript code: The above code is producing the following result: But the result should
How to call a JavaScript function when the external JavaScript file is referenced at the end of the HTML body?
I know that when you want to invoke a JavaScript function inside a HTML body section you can do it by putting <script> someFunction(); </script> inside your body tag, here is an example, I have HTML like this: And the javascript file like this: This works fine but if I put the JavaScript file reference at the end of the
Select2 on change event is not working in Vuejs
I was working with select2 in vuejs , I found vuejs is not working with jquery select2 as vuejs is working with navite html. I am using this code Please share your reply to handle this problem. Answer To get this to work with a directive, we need to understand how v-model works. From the docs: is just syntactic sugar