I am working on this demo. Why am I not getting the text of the #add-point button? Answer You don’t have any “this” in your function. You either need to pass it to your function or execute your code in the on click function. The this is a really important feature to master when coding in JS. Reference: https://developer.mozilla.org/en/docs/Web/JavaScript/Reference/Operators/this
Tag: jquery
Regular expression to accept decimal numbers between 0 to 100
My requirement is a regular expression it accepts decimal values between 0 to 100 (like 1,2,3,….,99, 0.1,0.2,0.3,…..,99.9, 0.01,0.02,0.03,…..,99.99, 00.01 to 99.99). I found one solution but it accepts only decimal values like 00.01 to 99.99. Answer How about: Explanation:
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
Additional input fields when filling up previous
Im trying to add additional fields in case when my user has filled up one group of inputs. So the idea is that when he finishes filling up the last input in that group, another group of inputs for same kind of items collapses/appears under existing one. One group of items consists of three inputs. After filling up that one,
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
Listen for jQuery Event With Vanilla JS
So I am trying to determine whether its possible to listen for events added with jQuery using vanilla JS. I found this question: Listen to jQuery event without jQuery which definitely answers it for version 1 of jQuery. How about version 3 however? I have a fiddle that I have put together to test out, but I am unable to
Focusing on nested contenteditable element
So, I have two contenteditable divs nested inside of another: Here is Fiddle. When it is focused, nested should be focused but using console.log(document.activeElement); it shows that the top is focused and it doesn’t recognize the nested div. In a case where content is being edited, I need to recognize nested div element instead of the top element. How would
JQuery click event and toggleClass method
I created a simple lottery ticket and I made selector with toggle method. This is my code. The toggle functionality works fine but I want to add a limitation so that only 7 numbers can be chosen in one container. Is there a way to achieve this. Here is my JSBIN > http://jsbin.com/menawu/1/edit?js,output Answer You need to check if there
jquery get() does not return any response
I actually try to load a php script and get some return values. I tried the following code: http://www.w3schools.com/code/tryit.asp?filename=FA39VK30JU3U It does the GET request correctly as i can see with firebug. But it never shows me any response with the alert box. I have also tried the following code: This returns ERROR undefined code 0 I hope someone see the