Use the element.classList.contains() method to check if an element contains a specific class name. Was this tutorial helpful ? ... <看更多>

The classList property is a DOMTokenList which is a string but has methods and properties simular to Array methods. ... <看更多>

The ' Class List ' (HTMLElement. classList property) allows you to powerfully manipulate the classes attached to an HTML Element. ... <看更多>

element.classList - alternatywa dla element.className (nie działa w IE < 10) posiada metody: - add - remove - toggle - contains - classes.js. ... <看更多>