I am using the Knockout js in my project,I need to add multiple css class name to particular tag.below is my code i have three different class how i can add it in knockout css binding kindly suggest.
<img data-bind="attr: { src:ProfileImageSrcName }" class="tabUser profile-Image tabpic" />
you can ise css binding like below.
var vm = {
profileImageSrcName: ko.observable('http://cumbriaskills.wdfiles.com/local--files/files:images/metro_128_chrome.png'),
isProfilePic: ko.observable(true),
isTab: ko.observable(true),
toggleProfile: function() { vm.isProfilePic(!vm.isProfilePic()); },
toggleTab: function() { vm.isTab(!vm.isTab()); }
};
ko.applyBindings(vm);.tabUser { width: 100px; height: 100px; object-fit: contain; }
.profile-image { border-radius: 100% }
.tabPic { box-shadow: 0 2px 6px rgba(0,0,0,0.4) }<script src="https://cdnjs.cloudflare.com/ajax/libs/knockout/3.4.2/knockout-min.js"></script>
<img data-bind="attr: { src: profileImageSrcName },
css: {
'profile-image': isProfilePic, /* single class */
'tabUser tabPic': isTab /* multiple classes */
}" />
<br><br>
<button data-bind="click: toggleProfile">Toggle "profile-image" Class</button><br>
<button data-bind="click: toggleTab">Toggle "tabUser" and "tabPic" Classes</button>Use css binding to assign multiple class name.
http://knockoutjs.com/documentation/css-binding.html
var masterVM = (function () {
var self = this;
self.classNames = ko.pureComputed(function(){
return "className1 className2 className3";
}, self);
})();
ko.applyBindings(masterVM); <script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/knockout/3.2.0/knockout-min.js"></script>
<div class="existingClass" data-bind="css: classNames">
Inspect this element to see list of the 4 class names.
</div>