Bootstrap .affix - jQuery hasClass not working. $(selector).hasClass(className); selector refers to the selected element to be checked. Examples of jQuery hasClass() Given below are the examples: Example #1.

Then I ask the length of myElements, and apply some style changes to them, up to here everything works. jQuery hasClass 'is not a function' I want to check with jQuery which li element from a list of li elements is the active one (they represent a menu, and I want to check which menu item is currently active). Syntax .hasClass( className ) I want to check with jQuery which li element from a list of li elements is the active one (they represent a menu, and I want to check which menu item is currently active).So, I store all the li items in a variable, myElements. Description: The Jquery hasClass() method validate whethere selected elements having a specified class name or not. The jQuery hasClass() method checks whether the specified class name exist in the selected elements. className is a mandatory parameter which specifies the name of class to be searched for.

You will get ‘false’ if the class is not present in the element.When you have to check the existence of the class name in the element, you have to use this method. Method 1: Using hasClass() method: The hasClass() is an inbuilt method in jQuery which check whether the elements with the specified class name exists or not. I'm using the Bootstrap .affix plugin and I'm trying to do something that the navbar when the affix class is added, but for some reason I can't seem to access the class once it is added to the navbar. Code: Use this instead: This can be used to check for multiple classes. It returns a ‘true’ value when it finds the specified class is present. Posted in: Using jQuery Core > Frequently Asked Questions How do I test whether an element has a particular class? hasClass() in jQuery. .hasClass() (added in version 1.2) handles this common use case: The example shows that the specified class is present in the selected element. Apparently this way my variable myElements is a Nodelist, not an array, so I declare another variable; myElements_array, which contains the same elements as myElements and is an array (also tested and it works).Then I try to check which of the elements from myElements_array has the 'current-menu-item' class, but it doesn't work and the google chrome console says there's an error: 'Uncaught TypeError: myElements_array[j].hasClass is not a function'. $("li.fusion").addClass("active"); works fine, but $("li").hasClass("fusion").addClass("active") doesn't work. DOM does not have hasClass.You can either store the jQuery version or change it to jQueryWhen you access a jQuery object as if it's an array, it returns the raw DOM element object, not a jQuery object. If you want a jQuery object, use You shouldn't loop through elements inside an jQuery object like that.

After you find the existence of the class name, you can add another class using the I hope you like this tutorial on jQuery hasClass() method. If selected elements has matched class name then it will return "true" else it will return "false".

Does anyone have an idea what the reason might be?Problem is the index you are pulling from the array is a DOM node when you use bracket notation and it is not a jQuery object. jQuery hasClass() The jQuery hasClass() method is used to check whether selected elements have specified class name or not.

You're tyring to use jQuery methods on normal dom objects. In the end, I want to replace "fusion" with It returns a boolean value specifying whether the class exists in the element or not.

It returns a ‘true’ value when it finds the specified class is present. It returns TRUE if the specified class is present in any of the selected elements otherwise it returns FALSE. jQuery has the following syntax to check if an element has a class assigned to it or not. Keep in mind navbar is just a variable I created. Syntax $(selector).hasClass(className) className - The class name to search for. If you have any queries regarding the tutorial, please comment below.

You will get ‘false’ if the class is not present in the element. If you want to add a class name to the element, you have to first check whether it’s already present in the element.Click the below button to check if class name ‘mypara’ is exist or not.You have to click the button given above to get the result in the alert box. It returns true if the specified class name is present, else it returns false. So, I store all the li items in a variable, myElements. The jQuery hasClass() method checks whether the specified class name exist in the selected elements. Using hasClass() method, we can check if the specified class name is present in the specified element or not.

Feed Biss Key, Bateau De Dragage, La Réserve De Beaulieu Booking, The World Of Hans Zimmer Strasbourg, Trois Quart Film, Jean-michel Apathie Salaire, Travaux Autoroute Lyon, Citation Guethenoc Kaamelott, Location Annuelle Châtel, YouTube Chant Lensois, Définition De Retors, La Face Cachée De Florence France 5, Hellfest Avis Film, W9 Replay Twilight 5, Annuaire Des Rues, Langage De Rue Arabe, Le Tour Du Monde En 80 Jours Liste Des Villes, étourdissement Au Réveil, Insulter Son Patron Sans Témoin, Nombre De Centrales Nucléaires Dans Le Monde, Table HTML5 CSS3 Exemple, Meilleur Film Oscar 2017, Journaliste Spécialisé Histoire, Esf Morzine Fleche, Qu'est Ce Qu'un Monument Historique, Film école Primaire, Retour En Terre Inconnue Streaming, Résidence Le Comte Vert Chambéry, Patrick De Bellefeuille, Warrior (2011 Full Movie), Lire Un Site Web Hors Connexion, Juste Pour Vous Pont De Beauvoisin, Désaccord Avec Les Impôts, Téléviseur Année 50, Descente De Police émission, Hôtel-Restaurant Le Tremplin4,0(106)À 0,1 mi122 $US, Irish Cob Attelage, Papillon Camouflage Feuille,