toggle

问题 My menu opens automatically on mouse hover and it closes the menu when the mouse isn't hovering anymore, But this functionality is not the desired one , I actually want to change my menu code to toggle for menu and all of ul in my menu , how can I do that ? The below code is my menu code that you can look at it. The code: #ABT-Container { font-family: 'Roboto', sans-serif; background: transparent; width: 100%; float: right; } a { text-align: center; font-family: 'Roboto', sans-serif; color:

问题 I have a page where I want to be able to toggle classes on particular elements on or off. In an attempt to do this I have written a function: function toggleClass(obj) { alert(obj.className); Array.from(document.getElementsByClassName(obj.className)).forEach(function(element) { element.classList.toggle(obj.className); }); } which is called by items in a table e.g <td style=""><span class="determiner" onclick="toggleClass(this)">Determiner</span></td> . This works fine when I first click the

问题 I am working with this dropdowns. How can I detect in the template or ts file the status of the dropdown modal? 回答1: You need to call the built-in function isOpen() to get a boolean value of whether a particular dropdown is opened or closed the detail is given in the API, methods section relevant TS : import {Component, ViewChild} from '@angular/core'; @Component({ selector: 'ngbd-dropdown-basic', templateUrl: './dropdown-basic.html' }) export class NgbdDropdownBasic { @ViewChild(NgbDropdown)

问题 I have a dashboard pretty much a rip off of BBC.com which allows you to minimise and and expand the widget by clicking on a button. When you've clicked on it, the image changes to indicate the widget is expanded or minimized. Does anyone know how to do this in jQuery? 回答1: Take a look here Example: $('.target').toggle(); If you want something to slide up and down you can try this: var visible = true; $("button").click(function () { $("p").slideToggle("slow", function () { visible = !visible;

问题 I want to hide and show list items based on their attributed class. The problem is that certain list items have multiple classes. So if I toggle one class then toggle another, any items with both selected classes will be removed. I created a demo of my problem: http://jsfiddle.net/a4NkN/2/ Here's the JS CODE: $('#easy').click(function(){ $(this).toggleClass( "checked" ); $('.easy').toggle(); }); $('#fun').click(function(){ $(this).toggleClass( "checked" ); $('.fun').toggle(); }); $('#silly')

问题 I have a problem with fadeIn() refusing to work after hide() or fadeOut(). I am trying to toggle a div (#content) with a fade animation. On first glance, it seems to work but when trying to toggle a second time, things break. I'll try to describe how the error occurs: 1st Step: fadeIn() (works) $('.popup a').click(function(){ $("#content").css("background-color", "#DDD").fadeIn(200); // works, display changes to block $('#content').children().fadeIn(600, function(){ $("#content").animate({

问题 my web app has a method test which get invoked by a cronjob every two minutes, and I like to be able dynamically switching between solution a and solution b with some feature flag without deploying it each time. @Scheduled(fixedRateService = "120000") public void test(){ if(conditionA()) { // do solution A } else { // do solution B } } I was thinking to use a cookie for this purpose but it only works on the session that I have opened, and still, the other solution could be invoked by other

问题 $(document).ready(function(){ $("#CO_createAccount").click( function (){ if(this.checked){ $(".CO_accountForm").show(); } else { $(".CO_accountForm").hide(); } }); }); and I have the css set for ".CO_accountForm" set to "display:none;" But, I want the hidden element to be visible if javascript is turned off. I assume I can do this by adding a hidden class the above, but how would I go about this? Thanks! 回答1: Remove the display:none attribute for the ".CO_accountForm" and instead hide/set the

问题 We have many links with rel attributes: <div class="team-tags"> <a class="s1" rel="t1 t2 t3" href="#">One</a> <a class="s2" rel="t2 t3" href="#">Two</a> <a class="s3" rel="t1" href="#">Three</a> <a class="s4" rel="t4 t6" ref="#">Four</a> <a class="s5" rel="t2 t5" href="#">Five</a> </div> And one ul : <ul class="team"> <li class="t1">Some text</li> <li class="t2">Some text</li> <li class="t3">Some text</li> <li class="t4">Some text</li> <li class="t5">Some text</li> <li class="t6">Some text<

问题 I'm new to Angular and want to start with something simple to learn. I'm currently developing a form and have divs which I need to toggle upon user selection. Do I need to create Angular 6 component to create such a toggle function? How can I do the toggle - whether with component or without (if possible)? Thanks 回答1: You could try something like: const isOpened = true; <div *ngIf="isOpened"> <form> </form> <div> <div *ngIf="!isOpened"> <form> </form> <div> 来源： https://stackoverflow.com