340 questions
If the user tries to leave the page while writing, I want to activate beforeunload. I'm not sure how to check whether the form has input values or not.$(#form).on(change,function(){ if (if the form ha...
Input value variable price = 6811.15;var strPrice = number_format(parseFloat(price),2);console.log(strPrice); // 6,811,.15Invalid value 6811.15 -> number_format -> 6,811,15Expected value 6811.15...
Hi, everyone. If you press one form and one submit button, I want to do two actions at the same time, what should I do?<script>function test(){ document.forms['write_action'].action='Address1'; ...
When you click the button you want to change, the color of the button changes and the page moves, but I wonder what I can do to keep the changed color...For example, if you look at the Auction mobile ...
Is there an API to get dimension of image from JavaScript or jQuery?
I'd like to uncheck the radio button I don't know what to do.
We don't know which elements are overlapping between and in the UI now, not two specific elementsIf you can control the element located in above of the overlapping elements if there has the applied ef...
* Question $(#para).offset ({left: 50, top: 50}); Give the position left: 50, top: 50 here. str += left is + paraPosition.left + pixel;str + = top is + paraPosition.top + pixel. ; If you try to out...
<%@ page contentType=text/html; charset=UTF-8 pageEncoding=UTF-8%><%@ taglib prefix=c uri=http://java.sun.com/jsp/jstl/core%><%@ taglib prefix=fmt uri=http://java.sun.com/jsp/jstl/fmt %...
I'm going to send an e-mail to javascript. I want to design an e-mail to send. What should I do?
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