As in question. Is it possible to set variable in asp.net page in localStorage and retrieve it on the other page? How to set localStorage variable in asp.net. Is it possible? After that I could read variable using: Answer I guess You can’t. The whole point of local storage is that it is local and You ca…
Author: admin@master
How can I loop through a JavaScript object array?
I am trying to loop through the following: I want to retrieve msgFrom and msgBody I’ve tried: But the console log prints [Object] Any ideas what im doing wrong? Answer It appears you may just have missed the “messages” property in the data, so the loop is likely iterating the root Object rat…
How to force input to only allow Alpha Letters?
using jQuery here, however unable to prevent numbers from being typed into the input field http://codepen.io/leongaban/pen/owbjg Input jQuery I’ve seen plenty of examples here on how to restrict to only Numbers, and I’m using the correct key codes for a-z and A-Z. Do you see what I’m doing w…
Get first element of a collection that matches iterator function
I would like to achieve something like _.first with _.filter, that is, having a collection of elements, I’d like to get the first one (if exists) that matches a truth test (iterator). For example, given an array like the following: I would like to getthe first (and only first) element that matches my cu…
Stop form refreshing page on submit
How would I go about preventing the page from refreshing when pressing the send button without any data in the fields? The validation is setup working fine, all fields go red but then the page is immediately refreshed. My knowledge of JS is relatively basic. In particular I think the processForm() function at…
Dynamically disabling/enabling jquery click handlers using delegated events
I have a number of clickable elements on a page that shouldn’t be enabled until a resource gets loaded. My idea was to initialize the buttons with a .disabled class, which I would then remove when the resource was ready. In the meantime, I’d have a handler on the .disabled click event that would p…
How to fire an event on class change using jQuery?
I would like to have something like: Answer There is no event raised when a class changes. The alternative is to manually raise an event when you programatically change the class: UPDATE – 2015 This question seems to be gathering some visitors, so here is an update with an approach which can be used wit…
Round number to nearest .5 decimal
I’m looking for an output of 4.658227848101266 = 4.5 4.052117263843648 = 4.0 the closest I’ve gotten is but with this the number 4.658227848101266 = 4.8??? Answer
Passing string variable with spaces
In the following code: ‘set’ is a string variable which can have spaces in it. I’m noticing when it has spaces it’s not working correctly. How can I fix this? EDIT: For clarity, I’d like to keep the spaces intact. Answer You have to replace intermediate space (‘ ‘) wi…
Getting or changing CSS class property with Javascript using DOM style
My objective is to change the background color of a columns in a table without addressing each data entry individually by Id or Name. I know there are several ways to do this, and I’ve tried 3 to be exact, and I’m having problems with each. For the sake of simplicity and clarity, In this question,…