tsdom/src/utility/hasClass.ts

Fast, lightweight JavaScript DOM manipulation utility

/* -----------------------------------
 *
 * hasClass
 *
 * -------------------------------- */

function hasClass(el: HTMLElement, str: string) {
   let result = false;

   const value = ` ${str} `;
   const clean = ` ${el.className} `.replace(/[\n\t]/g, ' ');

   if (clean.indexOf(value) > -1) {
      result = true;
   }

   return result;
}

/* -----------------------------------
 *
 * Export
 *
 * -------------------------------- */

export { hasClass };