I’m new to javascript , I’m trying learning how functions etc in JS and trying to add 2 numbers If I remove the parseInt() the value is treated as a string only , then what is the point of using <input type=”number”> ?please explain to me. what field to use for getting input as a…
Tag: input
get the new added characters to an input by js
I know this seems a quite easy target. I have an input[type=text], and I want to detect the new added character(s) in it. The normal way is: But the above method not working properly for some browsers on android devices. Typing the android virtual keyboard will not fire the keypress. Then I found the followin…
Javascript Input type=”color” validation for form
Beginner level with Javascript and have a question regarding the input type color. I am trying to make the user choose the color black before proceeding with next page of the form. The default color is yellow. Could someone please help me with this and explain where I have gone wrong or missing something? And…
Check if all inputs are empty
I have multiple inputs on my page, when any them are filled, an “info div” appears on the side; Now if all the inputs are manually cleared (on keyup), I need to hide that “info div”. How can I check (on keyup) that all of the inputs are empty at the same time? Cheers Answer Loop throug…
How to check the validity of a number type input sing javascript?
I have implemented in a form a number type input, with specified min and max : The input type number works : if something else then a number is entered or if the number value is not in the specified range, the input becomes Red. I have a javascript function that submit the form on input change. I would like
Press the enter key in a text box with jQuery
How can I mimic pressing the enter button from within a <input>, using jQuery? In other words, when a <input> (type text) is in focus and you press enter, a certain event is triggered. How can I trigger that event with jQuery? There is no form being submitted, so .submit() won’t work EDIT Ok…
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…
Insert value to input / JavaScript
I have the following JS / HTML code: I want that after I upload file, the file-name will shown in the tput text, but this cide doesn’t work. How can I fix it? Update : The file name should be inside the input text Answer Move your script element before the input element. You had better put the script el…
Clear input fields on form submit
I know this is continuously asked anew, and I’ve checked out different answers and tried different solutions but to no avail. In some cases it can be really be a case by case thing depending on how the code has been redacted. I’d like to simply have the two input fields in my page to clear when I …
How to get text of an input text box during onKeyPress?
I am trying to get the text in a text box as the user types in it (jsfiddle playground): The code runs without errors, except that the value of the input text box, during onKeyPress is always the value before the change: Question: How do I get the text of a text box during onKeyPress? Bonus Chatter There ar…